kekee122
kekee122 kekee122
  • 09-03-2016
  • Physics
contestada

Was work done on a book that fell from a desk to the floor? If so, what force was involved?

Respuesta :

ady99cool
ady99cool ady99cool
  • 09-03-2016
Potential i think.
G=m*g
where g=9.81 N
Answer Link
AL2006
AL2006 AL2006
  • 09-03-2016
Sure ! 
The work is (weight of the book) x (height of the desk above the floor).
The force (weight) is the result of gravity.
It was gravity that did the work.
Answer Link

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