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Home» class 9»Science» Chapter 9: Gravitation

Gravitational force on the surface of the moon is only 1/6 &nb... - Science

Question

Gravitational force on the surface of the moon is only 1/6  as strong as gravitational force on the earth. What is the weight in newtons of a 10 kg object on the moon and on the earth?

Answer

Given:

  • Mass of the object (m) = 10 kg

  • Acceleration due to gravity on Earth (g) = 9.8 \text{ m/s}^2

1. Weight on Earth:

W = m \times g
W = 10 \times 9.8
W = 98 \text{ N}

2. Weight on Moon:

W_{\text{moon}} = \frac{1}{6} \times W_{\text{earth}}
W_{\text{moon}} = \frac{98}{6}
W_{\text{moon}} = 16.33 \text{ N}

Answer:

  • Weight on Earth: 98 N

  • Weight on Moon: 16.33 N