Seudónimo Seudónimo

24-02-2020
Social Studies

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When you lift a book from the ground to your desk, what kind of work do you do, negative or positive? By lifting the book, what do you change? Does the book gain or lose energy? What kind of energy?
Explain your answer please.

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25-02-2020

Answer and Explanation:

You commit positive work when you lift the book, because the force you use travels the same way as its relocation. Gravity commits negative work. When you lift the book, you increase the energy of the object.

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