Time remaining:
based on accelerated motion

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you throw a rock straight upward @ 30m/s.how long does it rise ?how long until it stops @ the top

Sep 11th, 2014

You want to find time tn at which it stops.

So v0 - g*tn=0 and 

tn= v0/g= 30m/s / 9.8 m/s^2 = 3.061s

Sep 11th, 2014

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Sep 11th, 2014
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Sep 11th, 2014
Aug 16th, 2017
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