Force and Motion

1. ____ is a push or pull.

• Force

• Gravity

• Friction

• Acceleration

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NGSS.MS-PS2-1

2. ___ is the force that slows and stops motion between touching objects.

• Gravity

• Force

• Friction

• Speed

3. When you rub a balloon on your hair, you are creating what?

• Movement

• Friction

• Push

• Pull

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NGSS.MS-PS2-3

4. The tendency for an objet to remain at rest or to keep moving unless acted upon by a force is called

• velocity

• acceleration

• speed

• inertia

5. If two people are pulling with the same amount of force, what will happen?

• One will fall down

• Both will fall down

• Nobody will move at all

• The taller person will win

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NGSS.MS-PS2-1

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6. What is Newton's 1st Law of Motion?

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7. Newton's 2nd Law of Motion states that the acceleration of an object is dependent upon the net _____ acting upon the object and the ____. (Fill in the blank)

• speed; acceleration

• velocity;momentum

• force;mass

• speed;speed

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NGSS.MS-PS2-2

8. In your own words, what is a balanced force? Next, tell me what is an unbalanced force?

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True of False: Newton's 3rd Law of Motion states that for every action there is an equal and opposite reaction?

• True

• False

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NGSS.MS-PS2-1

10. How did you feel about this lesson? Give a short response on the videos and activities included.

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