October 1, 2012
Happy October
Physics
Bellwork:
1. A plane flying with a horizontal velocity of 240 m/s drops a package from a vertical height of 4500
meters. Determine the amount of time that the package dropped and the horizontal distance it traveled
prior to striking the ground.
2. A careless person drops a cup from his car window while driving. If the person where driving with a constant velocity of 45 m/s and the cup fell for a time of 0.8 seconds, how high was the cup dropped
from and how far did it travel from the initial point of drop.
Hand in the projectile motion lab and one page write-up on balloon launch.
Check and go over the projectile motion problems.
Discuss projectile motion method of solving problems.
HW: Additional Practice Problems on Projectile Motion
**Quiz on Wed.**
Physical Science A
Bellwork:
1. What are the two types of friction? Explain each.
2. Which type of friction seems to be larger, i.e. which requires that largest amount of force to
overcome?
3. Draw a velocity vs. time graph that shows an object
a. traveling at a constant velocity
b. increasing velocity, constant acceleration.
4. What is the acceleration of a student who realizes that he will be late to first hour if he take off from
his locker and reaches a speed of 4.5 m/s in a time of 9 seconds?
Objective:
1. List and describe the typical force that you experience and interact with on a daily basis.
2. Draw vector diagrams (arrows with magnitudes) that Identifies the magnitude and direction of everyday forces (e.g., wind, tension in ropes, pushes and pulls, weight).
3. Describe the different types of friction and how they affect the motion of an object.
Discuss, check, and go over the friction lab.
Check and go over the 2nd law of motion problems. Use the whiteboards to check.
Discuss the 2nd Law of motion and the force of gravity.
Scavenger Hunt: Each group will have a list of clues. You will have to guess what the object is and use the scale in the room to measure the mass of the object. Once you have the mass, you will use this information to calculate force of gravitational attraction between you and the object.
HW: Finish the calculations from the scavenger hunt.
Sunday, September 30, 2012
Friday, September 28, 2012
Sept. 28, 2012
Physical Science A
Bellwork:
1. What is friction and how does it affect the motion on an object?
2. Explain an give examples of Newton's 1st and 2nd Laws.
Objectives:
1. List and describe the typical force that you experience and interact with on a daily basis.
2. Draw vector diagrams (arrows with magnitudes) that Identifies the magnitude and direction of everyday forces (e.g., wind, tension in ropes, pushes and pulls, weight).
3. Describe the different types of friction and how they affect the motion of an object.
Check and go over the homework(newton's second law of motion). Use the whiteboards.
Continue discussing Newton's Second Law
Lab: Friction
HW: Finish the 2nd Law of Motion problems. Finish the lab questions.
Physics
-Hand in the projectile motion lab.
Today is balloon launch day. You will use your knowledge of projectiles, velocity, and angles to find the range of the launchers.
Formulas to keep in mind:
Vf=Vi+gt
Vf2=Vi2+2gd
d=Vit+(.5)gt2
**Need to keep the velocity the same!**
**Maximum Range is at angle of 45o**
Each group will receive two balloons, one to determine the range, one for testing. At 12:35 we will take the class, the balloons, and the launcher out to the practice field and test.
Closest to the target wins!!!!
HW: Projectile motion problems.
We will have a short test on Wed. next week.
Physical Science A
Bellwork:
1. What is friction and how does it affect the motion on an object?
2. Explain an give examples of Newton's 1st and 2nd Laws.
Objectives:
1. List and describe the typical force that you experience and interact with on a daily basis.
2. Draw vector diagrams (arrows with magnitudes) that Identifies the magnitude and direction of everyday forces (e.g., wind, tension in ropes, pushes and pulls, weight).
3. Describe the different types of friction and how they affect the motion of an object.
Check and go over the homework(newton's second law of motion). Use the whiteboards.
Continue discussing Newton's Second Law
Lab: Friction
HW: Finish the 2nd Law of Motion problems. Finish the lab questions.
Physics
-Hand in the projectile motion lab.
Today is balloon launch day. You will use your knowledge of projectiles, velocity, and angles to find the range of the launchers.
Formulas to keep in mind:
Vf=Vi+gt
Vf2=Vi2+2gd
d=Vit+(.5)gt2
**Need to keep the velocity the same!**
**Maximum Range is at angle of 45o**
Each group will receive two balloons, one to determine the range, one for testing. At 12:35 we will take the class, the balloons, and the launcher out to the practice field and test.
Closest to the target wins!!!!
HW: Projectile motion problems.
We will have a short test on Wed. next week.
Wednesday, September 26, 2012
Sept. 27, 2012
Physical Science A
Quick Quiz. Let's see who is studying.
Bellwork:
1. What is the acceleration of an object that accelerates from rest to a velocity of 88 m/s in a time of 11 seconds. If the acceleration of the object were constant, what would the graph of this motion look like?
2. If an object falls from a resting position and reaches a speed of 23 m/s just before it strikes the
ground, what is the time required for the object to strike the ground(remember that acceleration due to
gravity here on Earth is 9.8 m/s2)?
3. Describe the shape of a velocity vs. time graph that:
-shows an object traveling at a constant velocity
-shows an object traveling with an increasing velocity.
Objectives:
1. List and describe the typical force that you experience and interact with on a daily basis.
2. Draw vector diagrams (arrows with magnitudes) that Identifies the magnitude and direction of
everyday forces (e.g., wind, tension in ropes, pushes and pulls, weight).
Go over the homework.
Discuss Newton's First and Second Law's of Motion
Demo, loop and washer, tablecloth, block and string. Discuss
Hand out and explain 2nd law problems.
HW: finish Newton's Second Law Problems
Physics
Today we will switch groups. If you collected data yesterday, you should work on the projectile motion problems today and vice versa.
At 12:45, we will stop. Everyone should have there calculations set. I will set out the ramp for the launchers. Each group will have the opportunity to fire one shot and see if they are on target with their calculations. The team closest to the target wins.
At the end of the hour each group should pick up the "Right on Target" paper. You will work in groups and as a class to determine the range of the water balloon shot from the sling shot. The group closest to the target wins.
The sling shot competition will take place on Friday(hopefully).
HW: Everyone should finish their summary question from the lab. Also, discuss with your groups how to determine the initial velocity of the launcher.
Physical Science A
Quick Quiz. Let's see who is studying.
Bellwork:
1. What is the acceleration of an object that accelerates from rest to a velocity of 88 m/s in a time of 11 seconds. If the acceleration of the object were constant, what would the graph of this motion look like?
2. If an object falls from a resting position and reaches a speed of 23 m/s just before it strikes the
ground, what is the time required for the object to strike the ground(remember that acceleration due to
gravity here on Earth is 9.8 m/s2)?
3. Describe the shape of a velocity vs. time graph that:
-shows an object traveling at a constant velocity
-shows an object traveling with an increasing velocity.
Objectives:
1. List and describe the typical force that you experience and interact with on a daily basis.
2. Draw vector diagrams (arrows with magnitudes) that Identifies the magnitude and direction of
everyday forces (e.g., wind, tension in ropes, pushes and pulls, weight).
Go over the homework.
Discuss Newton's First and Second Law's of Motion
Demo, loop and washer, tablecloth, block and string. Discuss
Hand out and explain 2nd law problems.
HW: finish Newton's Second Law Problems
Physics
Today we will switch groups. If you collected data yesterday, you should work on the projectile motion problems today and vice versa.
At 12:45, we will stop. Everyone should have there calculations set. I will set out the ramp for the launchers. Each group will have the opportunity to fire one shot and see if they are on target with their calculations. The team closest to the target wins.
At the end of the hour each group should pick up the "Right on Target" paper. You will work in groups and as a class to determine the range of the water balloon shot from the sling shot. The group closest to the target wins.
The sling shot competition will take place on Friday(hopefully).
HW: Everyone should finish their summary question from the lab. Also, discuss with your groups how to determine the initial velocity of the launcher.
Tuesday, September 25, 2012
Sept. 26, 2012
Physical Science A
Bellwork:
1. Draw the following graphs of velocity vs. time:
a. increasing velocity, constant acceleration
b. Decreasing velocity, constant acceleration
c. Constant velocity
2. Explain how to determine the total distance traveled using a velocity time graph.
3. A rocket takes off from the launch pad and reaches a velocity of 540 m/s in a time of 15 seconds.
What is the acceleration of the rocket?
4. Using your idea and understanding of acceleration, explain a possible reason as to why people may
get sea sick on boats?
Objectives:
1. List and describe the typical force that you experience and interact with on a daily basis.
2. Draw vector diagrams (arrows with magnitudes) that Identifies the magnitude and direction of
everyday forces (e.g., wind, tension in ropes, pushes and pulls, weight).
Go over the homework. Discuss any issues with the velocity vs. time graphs.
Begin discussing forces.
HW: Free body diagrams.
Physics
Bellwork:
1. For the following initial velocities calculate the x and y components (horizontal and vertical):
a. 40 m/s at angle of 23 degrees to the vertical
b. 1500 m/s at an angle of 50 degrees to the vertical
c. 500 m/s at an angle of 75 degrees to the vertical
Check and go over the prelab.
Discuss the method of the lab. Half the class will work on the projectile motion problems and the other half will work on the lab. Tomorrow the groups will switch.
Lab Groups: Work on the projectile motion lab. The first part of lab is asking you to derive the formulas that you will need to finish the lab. These formulas are your standard formulas that you have been working with up to this point, only now we are applying the variables that specific to what we need to do.
Secondly, you will use your formulas to calculate the initial velocities and eventually the range of the projectiles. Once you have obtained your launcher, be careful, if you shoot yourself, IT HURTS!
Problem Groups: We will go back over projectile motion. Discuss the formulas. Go over a few mathematical examples. Begin working on the problems from the packet. Utilize this time with a smaller group to ask questions and discuss problem areas.
Physical Science A
Bellwork:
1. Draw the following graphs of velocity vs. time:
a. increasing velocity, constant acceleration
b. Decreasing velocity, constant acceleration
c. Constant velocity
2. Explain how to determine the total distance traveled using a velocity time graph.
3. A rocket takes off from the launch pad and reaches a velocity of 540 m/s in a time of 15 seconds.
What is the acceleration of the rocket?
4. Using your idea and understanding of acceleration, explain a possible reason as to why people may
get sea sick on boats?
Objectives:
1. List and describe the typical force that you experience and interact with on a daily basis.
2. Draw vector diagrams (arrows with magnitudes) that Identifies the magnitude and direction of
everyday forces (e.g., wind, tension in ropes, pushes and pulls, weight).
Go over the homework. Discuss any issues with the velocity vs. time graphs.
Begin discussing forces.
HW: Free body diagrams.
Physics
Bellwork:
1. For the following initial velocities calculate the x and y components (horizontal and vertical):
a. 40 m/s at angle of 23 degrees to the vertical
b. 1500 m/s at an angle of 50 degrees to the vertical
c. 500 m/s at an angle of 75 degrees to the vertical
Check and go over the prelab.
Discuss the method of the lab. Half the class will work on the projectile motion problems and the other half will work on the lab. Tomorrow the groups will switch.
Lab Groups: Work on the projectile motion lab. The first part of lab is asking you to derive the formulas that you will need to finish the lab. These formulas are your standard formulas that you have been working with up to this point, only now we are applying the variables that specific to what we need to do.
Secondly, you will use your formulas to calculate the initial velocities and eventually the range of the projectiles. Once you have obtained your launcher, be careful, if you shoot yourself, IT HURTS!
Problem Groups: We will go back over projectile motion. Discuss the formulas. Go over a few mathematical examples. Begin working on the problems from the packet. Utilize this time with a smaller group to ask questions and discuss problem areas.
Monday, September 24, 2012
Sept. 25, 2012
Physical Science A
Bellwork:
1. Explain the controls found within a car that can cause acceleration.
2. Consider a situation where a car is traveling around a corner with a constant speed. Is the car
accelerating? Explain.
3. A car takes off from a stop sign and accelerate to a velocity of 45 m/s in a time of 10 seconds.
What is the acceleration of the car?
Objectives:
- Be able to calculate the acceleration of an object given the change in velocity and time.
- Describe the motion of an object given a velocity vs. time graph.
Go over the acceleration problems using the white boards. Discuss any difficult problems.
Discuss velocity vs. time graphs. Begin discussing forces.
HW: Finish graphing activity
Physics
Bellwork:
1. Consider a situation where to students are pushing on a table. One pushes on the front the other
pushes on the side. Describe the resulting motion of the table as a result of both students.
2. If a swimmer were to swim across a river with a swift current, what would the resulting motion of the swimmer look like?
Collect determining height activity.
Discuss projectiles, projectile motion, and components.
Go over vector problems.
Explain the kinematic formulas using x and y components.
HW: Finish the projectile motion packet problems.
Physical Science A
Bellwork:
1. Explain the controls found within a car that can cause acceleration.
2. Consider a situation where a car is traveling around a corner with a constant speed. Is the car
accelerating? Explain.
3. A car takes off from a stop sign and accelerate to a velocity of 45 m/s in a time of 10 seconds.
What is the acceleration of the car?
Objectives:
- Be able to calculate the acceleration of an object given the change in velocity and time.
- Describe the motion of an object given a velocity vs. time graph.
Go over the acceleration problems using the white boards. Discuss any difficult problems.
Discuss velocity vs. time graphs. Begin discussing forces.
HW: Finish graphing activity
Physics
Bellwork:
1. Consider a situation where to students are pushing on a table. One pushes on the front the other
pushes on the side. Describe the resulting motion of the table as a result of both students.
2. If a swimmer were to swim across a river with a swift current, what would the resulting motion of the swimmer look like?
Collect determining height activity.
Discuss projectiles, projectile motion, and components.
Go over vector problems.
Explain the kinematic formulas using x and y components.
HW: Finish the projectile motion packet problems.
Sept. 24, 2012
Physics
No Bellwork Today!
Discuss Projectile Motion. Why our formulas won't work for calculations and what we need to do to adjust.
Activity:
Determine the Height of Objects
HW: Finish Calculations and pick-up packet on vectors and projectiles. Do vector problems.
Physical Science A
Bellwork:
-Why is it that when a car travels around a curve, you feel a pull to the outside?
-What are some examples of situations where you have felt similar types of interaction acting on your body?
Today:
-I will collect the test remediation and check the vocabulary. Please have these out.
Objectives:
-Be able to calculate the acceleration of an object given the changes in velocity and change in time.
-Identify type of motion an object is experiencing given a velocity vs. time graph.
Discuss acceleration, what causes acceleration, and how to calculate the acceleration of an object.
Math Problems:
Discuss and go over example of how to calculate the acceleration of an object.
HW: Finish the acceleration problems on the math packet.
-We will go over these tomorrow in class.
http://www.youtube.com/watch?v=O6Onfqt-Vzw&feature=related
http://www.youtube.com/watch?v=e5Gl2LLLAGo&feature=related
http://www.youtube.com/watch?v=Buv32VWWrOo&feature=related
http://www.youtube.com/watch?v=3CZoHuFhnfU&feature=related
These videos discuss acceleration, calculating acceleration, and velocity vs. time graphs
Physics
No Bellwork Today!
Discuss Projectile Motion. Why our formulas won't work for calculations and what we need to do to adjust.
Activity:
Determine the Height of Objects
HW: Finish Calculations and pick-up packet on vectors and projectiles. Do vector problems.
Physical Science A
Bellwork:
-Why is it that when a car travels around a curve, you feel a pull to the outside?
-What are some examples of situations where you have felt similar types of interaction acting on your body?
Today:
-I will collect the test remediation and check the vocabulary. Please have these out.
Objectives:
-Be able to calculate the acceleration of an object given the changes in velocity and change in time.
-Identify type of motion an object is experiencing given a velocity vs. time graph.
Discuss acceleration, what causes acceleration, and how to calculate the acceleration of an object.
Math Problems:
Discuss and go over example of how to calculate the acceleration of an object.
HW: Finish the acceleration problems on the math packet.
-We will go over these tomorrow in class.
http://www.youtube.com/watch?v=O6Onfqt-Vzw&feature=related
http://www.youtube.com/watch?v=e5Gl2LLLAGo&feature=related
http://www.youtube.com/watch?v=Buv32VWWrOo&feature=related
http://www.youtube.com/watch?v=3CZoHuFhnfU&feature=related
These videos discuss acceleration, calculating acceleration, and velocity vs. time graphs
Thursday, September 20, 2012
Sept. 20, 2012
Physical Science A
No Bellwork Today.
I will check your binders today. Make sure you have them punched and organized per item list.
Test today over motion.
When you have finished, please pick up the standards and vocabulary for the next chapter.
Physics
No Bellwork
Test today over one-dimensional motion.
When finished pleased read and take notes over chapter 6: projectile motion
Physical Science A
No Bellwork Today.
I will check your binders today. Make sure you have them punched and organized per item list.
Test today over motion.
When you have finished, please pick up the standards and vocabulary for the next chapter.
Physics
No Bellwork
Test today over one-dimensional motion.
When finished pleased read and take notes over chapter 6: projectile motion
Wednesday, September 19, 2012
Sept. 19, 2012
Physics
No Bellwork for today.
Discuss the lab results that were handed in.
-Academic Olympics
-Review for test tomorrow.
To review for the test you could do the following problems:
pg 52-Q's 41,42,47,48
pg 53-Q's 49,50,51,57
pg 55-Q's 1-6
Physical Science A
Bellwork:
1. Draw a graph that shows objects:
-moving towards at a constant speed
-moving towards at an increasing speed
-Moving towards at a decreasing speed
-Moving away at a constant speed
-moving away at an increasing speed
-moving away at a decreasing speed
2. Explain the difference between:
-scalar vs vector
-distance vs. displacement
3. What is the average velocity of an object that travels 480 km in a time of 10 hours.
4. What is the velocity of a plane traveling at 350 km/hr, heading into the wind with blowing at 20
km/hr?
-Answer the objectives today.
-Organize the binder
-Study for test!
Physics
No Bellwork for today.
Discuss the lab results that were handed in.
-Academic Olympics
-Review for test tomorrow.
To review for the test you could do the following problems:
pg 52-Q's 41,42,47,48
pg 53-Q's 49,50,51,57
pg 55-Q's 1-6
Physical Science A
Bellwork:
1. Draw a graph that shows objects:
-moving towards at a constant speed
-moving towards at an increasing speed
-Moving towards at a decreasing speed
-Moving away at a constant speed
-moving away at an increasing speed
-moving away at a decreasing speed
2. Explain the difference between:
-scalar vs vector
-distance vs. displacement
3. What is the average velocity of an object that travels 480 km in a time of 10 hours.
4. What is the velocity of a plane traveling at 350 km/hr, heading into the wind with blowing at 20
km/hr?
-Answer the objectives today.
-Organize the binder
-Study for test!
Tuesday, September 18, 2012
Sept. 18, 2012
Physical Science A
No Bellwork for today!
Goals:
-Be able to use the distance vs. time graphs to describe the motion of an object
Discuss graphing speed and velocity.
Use motion detectors to predict and then produce distance vs. time graphs.
HW: Motion Man Activity
Go to the website:
http://phet.colorado.edu/en/simulation/moving-man
Fill in the sheet after each activity.
Physics (Day 10)
Bellwork:
1. The peregrine falcon is the world's fastest known bird and has been clocked diving downward toward its prey at a constant vertical velocity of 97.2 m/s. If the falcon dives straight down from a height of 100 m, how much time does this give a rabbit below to consider his next move as the falcon begins his descent?
2. A tortoise and a hare are in a road race to defend the honor of their breed. The tortoise crawls the entire 1000-meter distance at a speed of 0.2 m/s while the rabbit runs the first 200.0 meters at 2.0 m/s. The rabbit then stops to take a nap for 1.3 hours and awakens to finish the last 800 meters with an average speed on 3.0 m/s. Who wins the race and by how much time?
3. In the Wizard of Oz, Dorothy awakens in Munchkinland where here house has been blown by a tornado. If the house fell from a height of 3000 meters, with what speed did it hit the Wicked Witch of the East when it landed?
-Go over the prelab, discuss the answers.
-Finish the Lab. Discuss the results. Address any problems that you may have with the summary questions.
To review for the test you could do the following problems:
pg 52-Q's 41,42,47,48
pg 53-Q's 49,50,51,57
pg 55-Q's 1-6
Physical Science A
No Bellwork for today!
Goals:
-Be able to use the distance vs. time graphs to describe the motion of an object
Discuss graphing speed and velocity.
Use motion detectors to predict and then produce distance vs. time graphs.
HW: Motion Man Activity
Go to the website:
http://phet.colorado.edu/en/simulation/moving-man
Fill in the sheet after each activity.
Physics (Day 10)
Bellwork:
1. The peregrine falcon is the world's fastest known bird and has been clocked diving downward toward its prey at a constant vertical velocity of 97.2 m/s. If the falcon dives straight down from a height of 100 m, how much time does this give a rabbit below to consider his next move as the falcon begins his descent?
2. A tortoise and a hare are in a road race to defend the honor of their breed. The tortoise crawls the entire 1000-meter distance at a speed of 0.2 m/s while the rabbit runs the first 200.0 meters at 2.0 m/s. The rabbit then stops to take a nap for 1.3 hours and awakens to finish the last 800 meters with an average speed on 3.0 m/s. Who wins the race and by how much time?
3. In the Wizard of Oz, Dorothy awakens in Munchkinland where here house has been blown by a tornado. If the house fell from a height of 3000 meters, with what speed did it hit the Wicked Witch of the East when it landed?
-Go over the prelab, discuss the answers.
-Finish the Lab. Discuss the results. Address any problems that you may have with the summary questions.
To review for the test you could do the following problems:
pg 52-Q's 41,42,47,48
pg 53-Q's 49,50,51,57
pg 55-Q's 1-6
Sunday, September 16, 2012
Sept. 17, 2012
Physics
Bellwork:
1. A car is moving with a uniform velocity of 25 m/s along a straight path. What is the distance covered
by the car in a time of 15 minutes?
2. A boat is traveling up a river. If the speed-o-meter on the boat reads 18 km/hr and the flow of the
river is a constant 4 km/hr, how fast does the boat appear to travel relative to the shore? How fast will it appear to travel if it turns around? Draw a vector diagram for the situation.
3. Explain the difference between speed and velocity.
-Pick up the graph sheet. For each column, draw the shape of the appropriate graph. Be sure to use pencil just in case a mistake happens to make it on the paper. Do this independently, as it will give you a good idea of where you are at with the graphing of motion.
-Discuss the graphs.
-Discuss the method to determine the total distance traveled using a velocity/time graph.
-Wrap-up the graphing lab. Each group member needs to turn in a lab. Remember that your analysis questions count!
-At 12:45 I would like to stop and go over the homework problems. Discuss any questions you may have.
-HW: Pick-up the prelab for the free fall lab. This will be checked tomorrow and we will go over the answers.
*****We will have our first Test on Thursday! Make a note in your planners and make sure you start to study!
Physical Science A
Bellwork:
1. Explain the difference between speed and velocity.
2. What is the time required for a car traveling at 25 km/hr to travel 400 km?
3. A rocket travels 2800 km in a time of 20 minutes. What is the average velocity of the rocket?
4. A boat is traveling up a river with current of 3 km/hr, how fast will it appear to travel if the speed-o-
meter reads 15 km/hr?
Objectives:
-Use a graph of distance vs. time to determine the speed of an object.
-Describe the motion of an object given a distance vs. time graph.
Go over and check the homework. Pick up a whiteboard!!
Motion Man activity.
Go to the web site:
http://phet.colorado.edu/en/simulation/moving-man
Use the website to complete the activity on graphing motion.
HW: Motion Man Activity
**We are having a test over motion on Thursday, time to study!!!!****
Physics
Bellwork:
1. A car is moving with a uniform velocity of 25 m/s along a straight path. What is the distance covered
by the car in a time of 15 minutes?
2. A boat is traveling up a river. If the speed-o-meter on the boat reads 18 km/hr and the flow of the
river is a constant 4 km/hr, how fast does the boat appear to travel relative to the shore? How fast will it appear to travel if it turns around? Draw a vector diagram for the situation.
3. Explain the difference between speed and velocity.
-Pick up the graph sheet. For each column, draw the shape of the appropriate graph. Be sure to use pencil just in case a mistake happens to make it on the paper. Do this independently, as it will give you a good idea of where you are at with the graphing of motion.
-Discuss the graphs.
-Discuss the method to determine the total distance traveled using a velocity/time graph.
-Wrap-up the graphing lab. Each group member needs to turn in a lab. Remember that your analysis questions count!
-At 12:45 I would like to stop and go over the homework problems. Discuss any questions you may have.
-HW: Pick-up the prelab for the free fall lab. This will be checked tomorrow and we will go over the answers.
*****We will have our first Test on Thursday! Make a note in your planners and make sure you start to study!
Physical Science A
Bellwork:
1. Explain the difference between speed and velocity.
2. What is the time required for a car traveling at 25 km/hr to travel 400 km?
3. A rocket travels 2800 km in a time of 20 minutes. What is the average velocity of the rocket?
4. A boat is traveling up a river with current of 3 km/hr, how fast will it appear to travel if the speed-o-
meter reads 15 km/hr?
Objectives:
-Use a graph of distance vs. time to determine the speed of an object.
-Describe the motion of an object given a distance vs. time graph.
Go over and check the homework. Pick up a whiteboard!!
Motion Man activity.
Go to the web site:
http://phet.colorado.edu/en/simulation/moving-man
Use the website to complete the activity on graphing motion.
HW: Motion Man Activity
**We are having a test over motion on Thursday, time to study!!!!****
Sept. 14, 2012
Physical Science A
Bellwork:
1. How fast is a plane traveling if it is flying with a velocity of 340 km/hr into a head-wind of 20 km/hr?
2. A swimmer trains by swimming up a river and down the river. If he swims with an average speed of
8 km/hr and the river is moving at 5 km/hr, how fast does the swimmer appear to be traveling in both directions.
3. Why do airports have an express walkway (really long moving treadmill)?
4. Explain the difference between
A. Scalar and Vector
B. Total distance traveled and displacement
C. Speed and Velocity
Goals:
-Be able to describe the motion of an object give a distance vs. time graph.
-Be able to calculate the speed/velocity of an object for given values.
Collect and Go over the lab.
Discuss motion, speed, velocity, and graphing.
Demonstration:
-Graphing the motion of an object.
-Make prediction that will produce the given graphs.
Discuss how to solve the speed and velocity problems. Go over an example.
HW: Finish the speed and velocity problems.
Physics
Discuss acceleration, Gravity, and Free Fall.
Demo: Falling objects.
Pick up a sheet on graphing. Attempt to show a generalized graph of the motions in the data table. Use pencil just in case you have to change an answer. We will discuss the answers as a class.
Continue Lab on Motion and Graphing. If you were having trouble doing the initial motion predictions and results, make sure you get my help if you need it. These are the predictions and results use the motion detector and the white boards for part II. Don't forget to get my initials at the end of page 8.
For part three, make sure the setup allows you to accurately measure the motion of the cart. If you are having trouble with the cart, attach a card to it! The acceleration graphs will be a little tricky to see and derive, don't worry about those. Take a guess but do not spend a ton of time trying to figure them out. Answer the questions and then get my initials on the bottom of page 11.
HW: If you have not finished the graphing motion lab, please finish the lab. Secondly, please do the problems on free fall. I will check and go over these on monday.
Physical Science A
Bellwork:
1. How fast is a plane traveling if it is flying with a velocity of 340 km/hr into a head-wind of 20 km/hr?
2. A swimmer trains by swimming up a river and down the river. If he swims with an average speed of
8 km/hr and the river is moving at 5 km/hr, how fast does the swimmer appear to be traveling in both directions.
3. Why do airports have an express walkway (really long moving treadmill)?
4. Explain the difference between
A. Scalar and Vector
B. Total distance traveled and displacement
C. Speed and Velocity
Goals:
-Be able to describe the motion of an object give a distance vs. time graph.
-Be able to calculate the speed/velocity of an object for given values.
Collect and Go over the lab.
Discuss motion, speed, velocity, and graphing.
Demonstration:
-Graphing the motion of an object.
-Make prediction that will produce the given graphs.
Discuss how to solve the speed and velocity problems. Go over an example.
HW: Finish the speed and velocity problems.
Physics
Discuss acceleration, Gravity, and Free Fall.
Demo: Falling objects.
Pick up a sheet on graphing. Attempt to show a generalized graph of the motions in the data table. Use pencil just in case you have to change an answer. We will discuss the answers as a class.
Continue Lab on Motion and Graphing. If you were having trouble doing the initial motion predictions and results, make sure you get my help if you need it. These are the predictions and results use the motion detector and the white boards for part II. Don't forget to get my initials at the end of page 8.
For part three, make sure the setup allows you to accurately measure the motion of the cart. If you are having trouble with the cart, attach a card to it! The acceleration graphs will be a little tricky to see and derive, don't worry about those. Take a guess but do not spend a ton of time trying to figure them out. Answer the questions and then get my initials on the bottom of page 11.
HW: If you have not finished the graphing motion lab, please finish the lab. Secondly, please do the problems on free fall. I will check and go over these on monday.
Thursday, September 13, 2012
Physical Science A
Check Vocabulary
Bellwork:
1. If you are about to take a vacation and your parents want you to determine the average speed your
family will travel throughout your trip, how would you explain to them the method to do so?
2. If you had to explain the concept of speed to someone right now, what would you say?
Goals:
-Be able to understand how speed and velocity are calculated.
-Be able to explain the difference between speed and velocity.
-Be able to calculate the speed of an object using measure values.
Objectives:
-Be able to explain the difference between speed and velocity
-Be able to calculate the speed and/or velocity of an object
Discuss speed, displacement, and velocity.
Speed lab: Students will determine their average speed for activities performed in class.
HW: Finish lab questions. Watch the video on how to graph the speed of an object.
Distance vs. Time Graph Video
http://www.youtube.com/watch?v=4J-mUek-zGw
http://www.youtube.com/watch?v=fylBIAsKR5M
Physics
Please pick up a prelab on the stool by the door.
Bellwork:
-Determine the speed of a plane that travels 3280km in a time of 16 hours.
-Explain how a graph can be used to analyze the motion of an object. Justify your answer.
Discuss velocity vectors and graphing distance/displacement vs. time.
Explain the Lab:One-Dimensional Motion
HW: Finish Lab Questions, Read Chapter 3: Acceleration. Make to take notes over the material. We will wrap up the lab tomorrow and then begin discussing acceleration and gravity.
Check Vocabulary
Bellwork:
1. If you are about to take a vacation and your parents want you to determine the average speed your
family will travel throughout your trip, how would you explain to them the method to do so?
2. If you had to explain the concept of speed to someone right now, what would you say?
Goals:
-Be able to understand how speed and velocity are calculated.
-Be able to explain the difference between speed and velocity.
-Be able to calculate the speed of an object using measure values.
Objectives:
-Be able to explain the difference between speed and velocity
-Be able to calculate the speed and/or velocity of an object
Discuss speed, displacement, and velocity.
Speed lab: Students will determine their average speed for activities performed in class.
HW: Finish lab questions. Watch the video on how to graph the speed of an object.
Distance vs. Time Graph Video
http://www.youtube.com/watch?v=4J-mUek-zGw
http://www.youtube.com/watch?v=fylBIAsKR5M
Physics
Please pick up a prelab on the stool by the door.
Bellwork:
-Determine the speed of a plane that travels 3280km in a time of 16 hours.
-Explain how a graph can be used to analyze the motion of an object. Justify your answer.
Discuss velocity vectors and graphing distance/displacement vs. time.
Explain the Lab:One-Dimensional Motion
HW: Finish Lab Questions, Read Chapter 3: Acceleration. Make to take notes over the material. We will wrap up the lab tomorrow and then begin discussing acceleration and gravity.
Wednesday, September 12, 2012
Sept. 12, 2012
Physics
Bellwork
1. Explain why a car is accelerating when the it has the cruise control on but is traveling around a curve on the highway?
2. If the current in a river is 3 m/s and the speedometer on the boat reads 10 m/s, how fast does the boat appear to travel from shore? How long would it take the boat to travel the 2000 meter trip upstream? Give another example that would be similar to this situation.
3. David takes off from the stop sign at a tremendous rate of .05 m/s2 and accelerates for 25 seconds. What is David's amazing final speed?
Revisit the ticker tape activity. Each group needs:
1. one set(constant vel. and one changing vel.) of good ticker tape.
2. Explanation and work to show how to calculate the average constant velocity.
3. Explanation and work to show how to calculate the acceleration of the object.
-Discuss the results of the activity.
Discuss acceleration, diagrams to analyze motion, and graphing.
HW: Prelab-One Dimensional Motion
Physical Science A
NO BELLWORK!
Turn on your computers please and get into examview.
We will be taking the final exam for the class today. You grade will not have an impact on you class grade.
The only homework you will have for today is to finish your vocabulary.
When everyone has finished, we will go over the quiz that we had taken yesterday. If you have questions, please ask!
HW: Vocabulary is due tomorrow.
Physics
Bellwork
1. Explain why a car is accelerating when the it has the cruise control on but is traveling around a curve on the highway?
2. If the current in a river is 3 m/s and the speedometer on the boat reads 10 m/s, how fast does the boat appear to travel from shore? How long would it take the boat to travel the 2000 meter trip upstream? Give another example that would be similar to this situation.
3. David takes off from the stop sign at a tremendous rate of .05 m/s2 and accelerates for 25 seconds. What is David's amazing final speed?
Revisit the ticker tape activity. Each group needs:
1. one set(constant vel. and one changing vel.) of good ticker tape.
2. Explanation and work to show how to calculate the average constant velocity.
3. Explanation and work to show how to calculate the acceleration of the object.
-Discuss the results of the activity.
Discuss acceleration, diagrams to analyze motion, and graphing.
HW: Prelab-One Dimensional Motion
Physical Science A
NO BELLWORK!
Turn on your computers please and get into examview.
We will be taking the final exam for the class today. You grade will not have an impact on you class grade.
The only homework you will have for today is to finish your vocabulary.
When everyone has finished, we will go over the quiz that we had taken yesterday. If you have questions, please ask!
HW: Vocabulary is due tomorrow.
Tuesday, September 11, 2012
Physics
Bellwork:
1. Explain the difference between speed and velocity.
2. Using your knowledge of speed and motion, why is that when I throw a ball in the air while riding
on a moving bus, the ball lands back in my hand?
3. If a reflector was placed on the moon during the apollo moon landing, what distance are
astronomers from the moon if the laser is fired, reflected, and received in a time of 2.52 seconds.
Use the speed of light at 3x108 m/s.
Obejctives:
-Be able to graph the velocity of an object.
-Be able to use a distance vs. time graph to determine the velocity of an object.
-Be able to explain how an object can accelerate
Go over the math problems. Use the whiteboards. We will go over in class together.
Discuss the lab from yesterday. Could this lab be modified so that we could measure your acceleration? Describe the process.
Notes/discuss graphing the motion of an object.
-Ticker Tape Activity
HW: Prelab on graphing. This will be checked tomorrow before we begin the lab.
Physical Science A
Everyone should turn on their computer and log onto exam view.
Bellwork:
1. List the steps of the scientific method.
2. Describe a possible experiment that you could perform. Identify the control group, independent
variable, dependent variable, and controlled variables.
3. Why is the metric system an easier system of measurement to use?
4. Convert:
-85 km to meters
- 1550.4 cm to hm
-390 meters to millimeters
Hand out the list of material for the binder. Each student will have their binders checked while taking their quiz.
When finished with the quiz, pick up the vocabulary and standards for the next chapter.
Everyone will work on a running vocabulary list as we go through the chapters. The goal is that as your continue to add chapters in the your binder, you will have a running vocabulary section in the back to help you as we work through the trimester. You will be given a small amount of time tomorrow in class to work on vocabulary. The vocabulary is due on Thurday!
You will also be making a master formula sheet in the back of the binder as well.
Bellwork:
1. Explain the difference between speed and velocity.
2. Using your knowledge of speed and motion, why is that when I throw a ball in the air while riding
on a moving bus, the ball lands back in my hand?
3. If a reflector was placed on the moon during the apollo moon landing, what distance are
astronomers from the moon if the laser is fired, reflected, and received in a time of 2.52 seconds.
Use the speed of light at 3x108 m/s.
Obejctives:
-Be able to graph the velocity of an object.
-Be able to use a distance vs. time graph to determine the velocity of an object.
-Be able to explain how an object can accelerate
Go over the math problems. Use the whiteboards. We will go over in class together.
Discuss the lab from yesterday. Could this lab be modified so that we could measure your acceleration? Describe the process.
Notes/discuss graphing the motion of an object.
-Ticker Tape Activity
HW: Prelab on graphing. This will be checked tomorrow before we begin the lab.
Physical Science A
Everyone should turn on their computer and log onto exam view.
Bellwork:
1. List the steps of the scientific method.
2. Describe a possible experiment that you could perform. Identify the control group, independent
variable, dependent variable, and controlled variables.
3. Why is the metric system an easier system of measurement to use?
4. Convert:
-85 km to meters
- 1550.4 cm to hm
-390 meters to millimeters
Hand out the list of material for the binder. Each student will have their binders checked while taking their quiz.
When finished with the quiz, pick up the vocabulary and standards for the next chapter.
Everyone will work on a running vocabulary list as we go through the chapters. The goal is that as your continue to add chapters in the your binder, you will have a running vocabulary section in the back to help you as we work through the trimester. You will be given a small amount of time tomorrow in class to work on vocabulary. The vocabulary is due on Thurday!
You will also be making a master formula sheet in the back of the binder as well.
Sunday, September 9, 2012
Sept. 10, 2012
Physics
Bellwork:
1. What is meant when we say frame of reference? Feel free to look it because I want to discuss this topic.
Objectives:
-Be able to describe the motion of an object in terms of its displacement, speed, and velocity.
-Be able to explain the difference between speed and velocity.
-Be able to explain the difference between distance traveled and displacement.
Go over the homework, discuss any problems where you may have had trouble.
Note/discuss motion, speed, and velocity, formula for acceleration.
Motion Lab: Students will compete against each other is 5 difference races. The average speed for each student will be determined for each race.
HW: Speed, Velocity, and Acceleration Problems.
Physical Science
Bellwork:
1. What are the base units of the metric system?
2. What are the prefixes for the metric system?
3. Consider an experiment where cows are given vitamin supplements along with the grass/grain they normally eat. In the end of the experiment, the cows give the supplements were overwhelmingly healthier and larger than the untreated group. Identify the control group, independent variable, and the dependent variable for this experiment.
Goals:
-Understand the difference between metric units and english units.
-Be able to convert units in the metric system.
-Be able to measure and convert unit of the metric system.
Today we will discuss the Metric vs. English systems of measurement.
Discuss unit conversions and go over/check the homework.
Measure Activity: Students will measure distances around the room. They will focus on using metric units. Lastly, they will convert the units they measured.
HW: Finish the unit conversions for the measuring activity. We will have a quiz tomorrow over the scientific method, experimental design, and the metric system.
Physics
Bellwork:
1. What is meant when we say frame of reference? Feel free to look it because I want to discuss this topic.
Objectives:
-Be able to describe the motion of an object in terms of its displacement, speed, and velocity.
-Be able to explain the difference between speed and velocity.
-Be able to explain the difference between distance traveled and displacement.
Go over the homework, discuss any problems where you may have had trouble.
Note/discuss motion, speed, and velocity, formula for acceleration.
Motion Lab: Students will compete against each other is 5 difference races. The average speed for each student will be determined for each race.
HW: Speed, Velocity, and Acceleration Problems.
Physical Science
Bellwork:
1. What are the base units of the metric system?
2. What are the prefixes for the metric system?
3. Consider an experiment where cows are given vitamin supplements along with the grass/grain they normally eat. In the end of the experiment, the cows give the supplements were overwhelmingly healthier and larger than the untreated group. Identify the control group, independent variable, and the dependent variable for this experiment.
Goals:
-Understand the difference between metric units and english units.
-Be able to convert units in the metric system.
-Be able to measure and convert unit of the metric system.
Today we will discuss the Metric vs. English systems of measurement.
Discuss unit conversions and go over/check the homework.
Measure Activity: Students will measure distances around the room. They will focus on using metric units. Lastly, they will convert the units they measured.
HW: Finish the unit conversions for the measuring activity. We will have a quiz tomorrow over the scientific method, experimental design, and the metric system.
Friday, September 7, 2012
Sept. 7, 2012
Happy Friday. Great first week of school!
Physics
Bellwork:
-Grab a Metric Conversion Sheet. Work on the conversions. We will spend a short period of time
reviewing metric conversions. We will go over the answers.
Today, each group will explain their ideas on how the plane flies. Relax, you are not graded on whether you were right or wrong, only the process used to come to the final conclusion. Each group needs to hand in a formal explanation of their ideas on the mechanics of the plane.
Discuss the correct explanation.
HW: Read Chapter 2: One-Dimensional Motion. As you read the chapter, take note on the material. This will give you the opportunity to pay better attention as we discuss the material in class and will allow you to formulate questions as we talk. Please answer the following questions: 9-13, 15-18, 25-28. We will check these and go over them on Monday.
Physical Science A
Bellwork:
1. Why is the Scientific Method such an important part of science (the answer for this question is based
on your opinion, so don't worry if you have the right or wrong answer)?
2. What trouble will scientists have when they change more than one variable in an experiment? Explain.
Wrap up the airplane activity. Each group member will turn in their own lab sheet! Each group should finish by the end of the period.
HW: Watch the video on metric conversions. Do the practice conversion sheet at home over the weekend. If you are struggling, don't worry, we will go over the process of Monday.
Link: http://www.youtube.com/watch?v=XS-8FCqYo5M
We will have a quiz/short test on Tuesday. Make sure you study!
Happy Friday. Great first week of school!
Physics
Bellwork:
-Grab a Metric Conversion Sheet. Work on the conversions. We will spend a short period of time
reviewing metric conversions. We will go over the answers.
Today, each group will explain their ideas on how the plane flies. Relax, you are not graded on whether you were right or wrong, only the process used to come to the final conclusion. Each group needs to hand in a formal explanation of their ideas on the mechanics of the plane.
Discuss the correct explanation.
HW: Read Chapter 2: One-Dimensional Motion. As you read the chapter, take note on the material. This will give you the opportunity to pay better attention as we discuss the material in class and will allow you to formulate questions as we talk. Please answer the following questions: 9-13, 15-18, 25-28. We will check these and go over them on Monday.
Physical Science A
Bellwork:
1. Why is the Scientific Method such an important part of science (the answer for this question is based
on your opinion, so don't worry if you have the right or wrong answer)?
2. What trouble will scientists have when they change more than one variable in an experiment? Explain.
Wrap up the airplane activity. Each group member will turn in their own lab sheet! Each group should finish by the end of the period.
HW: Watch the video on metric conversions. Do the practice conversion sheet at home over the weekend. If you are struggling, don't worry, we will go over the process of Monday.
Link: http://www.youtube.com/watch?v=XS-8FCqYo5M
We will have a quiz/short test on Tuesday. Make sure you study!
Thursday, September 6, 2012
Sept. 6, 2012
Physics
Welcome Back! Second day in a row!
Today we will discuss the scientific method/experimental design and the metric system.
Circle Plane Project
1. Work in groups of 2. The goal is to think creatively, work as a team, and use the basic principles of the scientific method and experimental design.
2. Each group will need to determine how the plane flies. Tomorrow, each group will turn in their final explanation and I will have each group quickly present to you classmates their final conclusion on how the plane flies.
Physical Science A
Bellwork:
1. Identify the steps of the scientific method. Explain to you partner an example of a problem and the steps used to solve.
2. Why is the control groups such and important part of the experimental design setup?
Goals:
1. Identify and utilize the scientific method and experiment design to solve a scientific problem.
Discuss the results of the coin lab(remember once it is graded, place it in your binder!!)
Discuss/Grade/Go over the Simpson's Activity. This will be done as an in-class group
activity. Use the activity as an assessment of your knowledge about experimental design.
Hand out and explain the air plane activity. This will incorporate the use of knowledge on
the scientific method and experimental design.
Homework:
Finish Airplane Activity, watch video on metric conversions
Physics
Welcome Back! Second day in a row!
Today we will discuss the scientific method/experimental design and the metric system.
Circle Plane Project
1. Work in groups of 2. The goal is to think creatively, work as a team, and use the basic principles of the scientific method and experimental design.
2. Each group will need to determine how the plane flies. Tomorrow, each group will turn in their final explanation and I will have each group quickly present to you classmates their final conclusion on how the plane flies.
Physical Science A
Bellwork:
1. Identify the steps of the scientific method. Explain to you partner an example of a problem and the steps used to solve.
2. Why is the control groups such and important part of the experimental design setup?
Goals:
1. Identify and utilize the scientific method and experiment design to solve a scientific problem.
Discuss the results of the coin lab(remember once it is graded, place it in your binder!!)
Discuss/Grade/Go over the Simpson's Activity. This will be done as an in-class group
activity. Use the activity as an assessment of your knowledge about experimental design.
Hand out and explain the air plane activity. This will incorporate the use of knowledge on
the scientific method and experimental design.
Homework:
Finish Airplane Activity, watch video on metric conversions
Tuesday, September 4, 2012
Sept. 5, 2012
Physics
Welcome Back!
Hand out and go over the Syllabus.
Answer questions on the "Getting to Know You".
Discuss question about the class, concerns, and any thing else you can think of.
I know that today we have class meeting and Juniors will be gone a good portion of the hour.
HW: Make sure you can access your textbooks and read chapter 1.
-Focus on Scientific Method, Experimental Design, Graphing,
and the Metric System.
Physical Science A
Welcome Back, you made it, two days in a row!
-Discuss how science is performed, ways that discoveries are made, and the process used by scientists to make these discoveries.
-Discuss Scientific Method and Experimental Design
-Explain and begin the coin lab activity
The experiment will be collected tomorrow.
The Simpson's activity will be done for homework tonight.
Physics
Welcome Back!
Hand out and go over the Syllabus.
Answer questions on the "Getting to Know You".
Discuss question about the class, concerns, and any thing else you can think of.
I know that today we have class meeting and Juniors will be gone a good portion of the hour.
HW: Make sure you can access your textbooks and read chapter 1.
-Focus on Scientific Method, Experimental Design, Graphing,
and the Metric System.
Physical Science A
Welcome Back, you made it, two days in a row!
-Discuss how science is performed, ways that discoveries are made, and the process used by scientists to make these discoveries.
-Discuss Scientific Method and Experimental Design
-Explain and begin the coin lab activity
The experiment will be collected tomorrow.
The Simpson's activity will be done for homework tonight.
Sept. 4, 2012
Physical Science
Welcome Back!
-Introductions
-Hand-out syllabus and discuss
-Question Sheet, please realize that I will be the only person reading these.
Things you will need for class:
1. A Binder
2. Paper
3. Pen Pencil
4. Dry Erase Marker
5. Calculator(optional, but I would highly recommend getting one!)
Physical Science
Welcome Back!
-Introductions
-Hand-out syllabus and discuss
-Question Sheet, please realize that I will be the only person reading these.
Things you will need for class:
1. A Binder
2. Paper
3. Pen Pencil
4. Dry Erase Marker
5. Calculator(optional, but I would highly recommend getting one!)
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