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

Gather reliable information to brent make his decision. to gather this information, use newspapers, call insurance companies or look at their web sites, and review consumer magazines and web sites. also, look at the manufacturer web site or for information about gas mileage. list the sources you use and take notes.