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12 Cards in this Set
- Front
- Back
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frame of reference
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a system of objects that are not moving with respect to one another
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mass
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measurement of the amount of matter prersent in an object.
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motion
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a change in distance in relation to a frame of reference.
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distance
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measurement of how much an object has moved
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displacement
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measurement of how distance and direction has changed
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scalar
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are quantities that are fully described by a magnitude (or numerical value) alone
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vector
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has magnitude and direction
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velocity
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refers to both the speed of an object and the direction of its motion
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momentum
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the product of an object's mass and its velocity
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acceleration
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the change of an objects velocity over time
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average speed
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the distance divided by the elapsed time
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constant velocity
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velocity that does not change
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