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6.1 The Earth and the Solar System

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Question 65
a.

State, in order, the names of the four planets closest to the Sun, from closest to furthest.

[1]
b.

Define a light-minute.

[1]
c.

Saturn is 1 440 000 000 000 m1\,440\,000\,000\,000\text{ m}1440000000000 m (1.44 × 1012 m) from the Sun.

The speed of light is 300 000 000 m/s300\,000\,000\text{ m/s}300000000 m/s (3.0 × 108 m/s).

Calculate the time for light to travel from the Sun to Saturn.

[2]
Markscheme

6.1 The Earth and the Solar System Questions

  1. IGCSE
  2. /Physics
  3. /6.1 The Earth and the Solar System

100 exam-style questions on CIE IGCSE Physics 6.1 The Earth and the Solar System, covering 6.1.1a Rotation of the Earth, the seasons and the Moon, 6.1.1b Average orbital speed, 6.1.2a Contents of the Solar System, 6.1.2b Formation of the Solar System, 6.1.2c Gravitational field strength of a planet, and 6.1.2d Orbits and gravitational attraction. Each one has a worked solution and a mark scheme showing where the marks go.

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