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10 Cards in this Set
- Front
- Back
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What is our frame of reference
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The Earth's surface
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quanitity divided by time
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rate
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motion along a straight-line path
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linear motion
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the speed at any instant
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instantaneous speed
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constant speed and constant direction
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constant velocity
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either speed or direction or both changing
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changing velocity
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decrease in speed
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negative acceleration
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affects the acceleration of falling objects
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air resistance
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lfound by adding the ititial speed to the final speed and dividing by 2
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average speed
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a steepr slope means
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greater acceleration
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