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Posted by 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 - , Thursday, March 29, 2012 at 3:42pm

    mgh = KE
    mg2h = 2KE

  • physical science - , 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 - , Saturday, October 20, 2012 at 9:36pm

    Hi every one mine name is Angela lynch

  • physical science - , Wednesday, February 8, 2017 at 2:58pm

    m ,n ,

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