commanderbeast945 commanderbeast945

02-10-2019
Physics

contestada

when a book falls from a shelf to the ground without anyone pushing on it, no work is done to the book. True or False

Respuesta :

02-10-2019

That's false.

-- The force on the book is its weight.

-- The force acts through the distance the book falls.

-- The work done on the book is

(weight) x (length of the fall)

-- Gravity DOES the work.

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