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anonymous
 3 years ago
If you perform 10 joules of work lifting a 10N box from the floor to a shelf, how high is the shelf?
anonymous
 3 years ago
If you perform 10 joules of work lifting a 10N box from the floor to a shelf, how high is the shelf?

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0mgh= energy / work mgh=10 (10) h=10 h=1

Fellowroot
 3 years ago
Best ResponseYou've already chosen the best response.0I think that the box needs to be in kg not in Newtons

Ghazi
 3 years ago
Best ResponseYou've already chosen the best response.2mg is the weight of box and that is equal to 10N, so as she has done above m*g*h= P.E 10*h= 10 h=1 m height is 1m
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