Physics Dynamics Review

Motion is a change in ____.

• time

• speed

• velocity

• position

The speed you read on a speedometer is ____.

• instantaneous speed

• constant speed

• average speed

• velocity

3 m/s north is an example of a(n) ____.

• speed

• velocity

• position

• acceleration

Acceleration is rate of change of ____.

• position

• time

• velocity

• force

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A merry-go-round horse moves at a constant

speed but at a changing ____.

• velocity

• balanced force

• inertia

• unbalanced force

Inertia varies depending on ____.

• force

• mass

• velocity

• motion

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The relationship among mass, force, and

acceleration is explained by ____.

• conservation of momentum

• Newton's first law of motion

• Newton's second law of motion

• Newton's third law of motion

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The acceleration due to gravity is ____.

• a. 98 m/s²

• b. 9.8 m/s²

• c. 9.8 m/s

• d. 0.98 m/s

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For any object, the greater the force that's applied

to it, the greater its ____ will be.

• acceleration

• gravity

• inertia

• velocity

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According to Newton's second law of motion,

____.

• F = m x a

• F = m x v

• F = p x a

• F = p x v