A ball is thrown (almost) vertically upward from a 100 m high cliff at 10 ms?1 . How long does it take to: a. Get to the top of its path b. Fall to the bottom of the cliff?
Added by David T.
Step 1
Since the ball is thrown almost vertically upward, we can assume that the initial velocity is 10 ms^-1 upward. Show more…
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