Homework Help: physical science

Posted by Fonda on Thursday, December 15, 2011 at 8:25pm.

Which of the following four bodies has the greatest kinetic energy?

a. A body of mass 1 kg moving with speed 1000 m/s.

b. A body of mass 2 kg moving with speed 50 m/s

c. A body of mass 3 kg moving with speed 50 m/s

d. A body of mass 50 kg moving with speed 2 m/s

e. A body of mass 50 kg moving with speed 2 m/s

physical science - bobpursley, Thursday, December 15, 2011 at 8:31pm
multiply mass*velocity*velocity. Which is greater. Hint,speed squared is a big factor.

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