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Biblioteka

PheT Motion

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Posljednje ažuriranje about 2 years ago
7

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.

1
1
1
4

Experiment 2

Place the refrigerator on the skateboard, check all the boxes and run the simulation. Answer the questions below.

1
4

Explain what you learned

4
Pitanje 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)

Pitanje 2
2.

Are the forces acting on the skateboard/refrigerator balanced or unbalanced?

Pitanje 3
3.

What kind of force was applied to the refrigerator?

Pitanje 4
4.

Use complete sentences to answer the following questions:

1. Will the refrigerator ever stop?

2. Explain why or why not.

Pitanje 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)

Pitanje 6
6.

Use complete sentences to answer the following question:

Will the speed of the refrigerator ever stop changing?

Explain why or why not.

Pitanje 7
7.

Use complete sentences to explain what happens to an object that begins moving and there is no friction.