Make sure you keep the Motion simulation open while you are working on these questions!
Experiment 1
Place the refrigerator on the skateboard, check all the boxes and run the simulation. Answer the questions below.
Question 1
1.
What happens to the speed of the refrigerator when there is no longer any force being applied? (Put the force slider at 0 to stop pushing)
Question 2
2.
Are the forces acting on the skateboard/refrigerator balanced or unbalanced?
Question 3
3.
What kind of force was applied to the refrigerator?
Question 4
4.
Use complete sentences to answer the following questions:
1. Will the refrigerator ever stop?
2. Explain why or why not.
Experiment 2
Place the refrigerator on the skateboard, check all the boxes and run the simulation. Answer the questions below.
Question 5
5.
Apply a force of 100 Newtons (N) to the refrigerator. What happens to the speed of the refrigerator when the force is not removed? (Keep the slider at 100N)
Question 6
6.
Use complete sentences to answer the following question:
Will the speed of the refrigerator ever stop changing?
Explain why or why not.
Explain what you learned
Question 7
7.
Use complete sentences to explain what happens to an object that begins moving and there is no friction.