Carmen has amass of 57.0kg. Sh

FratBro23
Category:
Physics
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Question description

Carmen has amass of 57.0kg. She is in contact with the ground for the first 15.5cm of the jump. When she jumps upward she pushes against the ground with a force of 676N over the entire 15.5cm. The earth has a mass of 5.98*10^24kg.           

A) What is Carmen's kinetic energy just as she leaves the ground?   

 B) What is Carmen's upward velocity just as she leaves the ground?   

C) What is the earth's velocity in response to Carmen's jump?  

 D) What small amount of kinetic energy is imparted to the earth through Carmen's jump?


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