A worker drops his hammer off the roof of a house. The hammer has a mass of 9 kg, and gravity accelerates it at the usual 9.8 m/s2. How much force does the earth apply to the hammer?

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asked Jul 26, 2022 116k views

15 votes

A worker drops his hammer off the roof of a house. The hammer has a mass of 9 kg, and gravity accelerates it at the usual 9.8 m/s2. How much force does the earth apply to the hammer?

Physics
high-school

Viktor Nordling asked

by Viktor Nordling

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1 Answer

5 votes

Answer:

88N

Step-by-step explanation:

m = 9kg

a = 9.8m/s²

F = ma = 9 × 9.8

F = 88N

Stevemac answered Jul 30, 2022

by Stevemac

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