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3 Comments Already

YahooUser Said,
February 1st, 2011 @3:15 am  

Just substitute the given values in the formula.

abdul Said,
February 1st, 2011 @3:47 am  

Try typing it in utube there are soem great vidoes there maybe something that could help you solve this.

Enfeebleness Said,
February 1st, 2011 @3:51 am  

Just substitute, you’re given everything you need.

h = 1/2 * g * t^2
h = .5 * 980 cm/sec * 20^2 sec
h = 196000 cm s (centimeter seconds)

I think at least, not exactly sure about if it’s 20^2 seconds or (20 seconds)^2, but you get the idea :P

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