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7.1 The Solar System and gravity

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Question 27
F

An astronaut has a mass of 80 kg.

The gravitational field strength on the Earth is 10 N/kg.

The gravitational field strength on the Moon is 1.6 N/kg.

a.

State the equation linking weight, mass and gravitational field strength.

[1]
b.

Calculate the weight of the astronaut on the Moon.

[2]
c.

State the mass of the astronaut on the Moon.

[1]
d.

Explain why the weight of the astronaut on the Moon is less than the weight of the astronaut on the Earth.

[2]
Markscheme

7.1 The Solar System and gravity Questions

  1. GCSE
  2. /Physics
  3. /7.1 The Solar System and gravity

80 exam-style questions on Edexcel GCSE Physics 7.1 The Solar System and gravity, covering 7.1.1 Weight and g on different bodies in space, 7.1.2 The Solar System, 7.1.3 Changing ideas about the Solar System, 7.1.4 Orbits of moons, planets, comets and satellites, and 7.1.5 Gravity and orbital motion. Each one has a worked solution and a mark scheme showing where the marks go.

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