1. a roller coaster car rapidly picks up speed as it rolls down a slope. as it
starts down the...
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1. a roller coaster car rapidly picks up speed as it rolls down a slope. as it
starts down the slope, its speed is 4 m/s. but 3 seconds later, at the bottom of
the slope, its speed is 22 m/s. what is its average acceleration?
-
vr
what is it’s average acceleration ?
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Answers: 2
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