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11-05-2019
Physics

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8. A package was determined to have a mass of 5.7 kilograms. What's the force of gravity acting on the package on earth?

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12-05-2019

Answer:56 N

Explanation:

Weight is equal to mass times the acceleration of gravity. On earth, that's 9.8 m/s².

W = mg

W = (5.7 kg) (9.8 m/s²)

W = 55.86 N

Since the mass is precise to 2 significant figures, we should round our answer to 2 significant figures: W = 56 N.

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