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15-04-2016
Physics

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Which best describes work? Select one of the options below as your answer:
a. holding a pencil
b. lifting a feather
c. dropping a ball

Respuesta :

15-04-2016

-- When you lift a feather, you do work on the feather.

-- When you drop a ball, gravity does work on the ball.

-- When you hold a pencil still, no work is done.

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