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18 Cards in this Set
- Front
- Back
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what is motion |
change in position relative to something that stays in place |
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what is a reference point |
something that does not move or stays in place |
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what is frame of reference |
a point from which a situation is being observed *usually something in the background |
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what are the two ways to observe motion |
through distance and displacement |
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what is distance |
length traveled |
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what is displacement |
change in an objects position |
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what is distance always measured in |
meters |
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how much ground an object has covered during motion |
distance |
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distance between start and finish |
displacement |
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includes length and direction |
displacement |
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what is speed |
how fast an object move |
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what is rate |
change over time |
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what is the formula for speed |
speed = distance ------------ time |
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what is constant speed |
speed that does not change |
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what is average speed |
total distance divided by total time |
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what is instantaneous speed |
an objects speed at any given time |
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what is the formula for distance |
Distance = speed x time |
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what is the formula for time |
time = distance -------------- speed |
