How much work does gravity do on the book
A 1.8 book is lying on a 0.70 -high table. You pick it up and place it on a bookshelf 2.3 above the floor.
1. How much work does gravity do on the book?
2. How much work does your hand do on the book?
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A 1.8 book is lying on a 0.70 -high table. You pick it up and place it on a bookshelf 2.3 above the floor. How much work does gravity do on the book?
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