Homework Help: physical science

Posted by tim on Thursday, March 29, 2012 at 3:15pm.

a hammer falls off a rooftop and strikes the ground with a certain kinetic energy. if it fell from a roof twice as tall, how would its kinetic energy compare? explain

physical science - Elena, Thursday, March 29, 2012 at 3:42pm
mgh = KE
mg2h = 2KE
physical science - yez, Wednesday, October 3, 2012 at 9:12am
hi
physical science - Olivia, Saturday, October 20, 2012 at 9:34pm
Why don't you look in your book it will really help you instead of looking for answers trust me you will regret it if you look online
physical science - Olivia, Saturday, October 20, 2012 at 9:36pm
Hi every one mine name is Angela lynch

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