Forces Review

_____ = mass x acceleration

• Gravity
• Strength
• Force
• Weight

The picture shows

• balanced forces
• unbalanced forces
• acceleration
• movement

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Does mass change?

• Not usually
• Yes

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Can weight change?

• Yes, if the force of gravity changes.
• No, not significantly.

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If two objects have the same mass, the object acted on by a _______  ________ will have the greatest change in speed.

• smaller force
• greater force
• greater velocity
• smaller velocity

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If the forces are the same in scenario A and scenario C, which ball would move fastest?

• The ball in scenario A.
• The ball in scenario C.
• They would move at the same speed.
• There is no way to tell.

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In scenario A, a ball is being pushed along by a strong force. If the force was suddenly decreased (like in scenario B), what would happen to the motion of the ball?

• It would speed up
• It would slow down
• It would change direction
• It would remain the same

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What force is equal in strength but opposite in direction?

• Strong Force
• Balanced Force
• Equal Force
• Unbalanced Force

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This force causes objects to slow down, speed up, or change direction. __________________

• Unbalanced Force
• Balanced Force
  Balanced
• Strong Force
• Equal Force

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If a force is applied in the same direction an object is moving, the object will _____________.

• Speed Up
• Slow Down
• Change Direction
• Stop

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