ghazalehzi1999 ghazalehzi1999

17-04-2017
Physics

contestada

You lift your pet cat vertically by 2m and then you lower it vertically by 2m .during this exercise is the total work done by gravity positive negetive or zero?

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SwirlyGhost SwirlyGhost

17-04-2017

Zero, cause the positive and negative work cancel out :)

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