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11 Cards in this Set
- Front
- Back
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any change in position over time is an example of...
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motion
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the newton is the SI unit of...
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force
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a change in a moving object's direction always results in a change in its...
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velocity
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force that always acts as to oppose motion...
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frictional
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the______of an object can change with its location
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weight
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if passengers on an airplane watch another plane passing by them, their frame of reference is the-
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plane they are in
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which type of friction causes a sky diver's aceleration to chnge as she falls?
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fluid friction
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to caculate and objects acceleration, you need to know
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starting velocity, final velocity, and the time it takes to change velocity
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the force of gravity is greater between two objects that-
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have greater masses
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wut kind of friction is involved in moving a washer
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sliding
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if they couldnt move the washer it would be-
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static
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