lialover12 lialover12

01-12-2016
Physics

contestada

you did 150 joules of work lifting a 120 -N backpack.
how high did you lift the backpack?
how much did the backpack weigh in pounds

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Guylouis Guylouis

02-12-2016

you did 150.j of work lifting a 120.N back

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