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6.1.2a Contents of the Solar System

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Question 6

The radius of the orbit of Mercury around the Sun is 60 × 106 km.

The radius of the orbit of the Earth around the Sun is 150 × 106 km.

The speed of light is 0.30 × 106 km/s.

How long does light take to travel from Mercury to the Earth when these planets are closest to each other?

A

200 s200\text{ s}200 s

B

300 s300\text{ s}300 s

C

500 s500\text{ s}500 s

D

700 s700\text{ s}700 s

Markscheme

6.1.2a Contents of the Solar System Questions

  1. IGCSE
  2. /Physics
  3. /6.1.2a Contents of the Solar System

60 exam-style questions on CIE IGCSE Physics 6.1.2a Contents of the Solar System. Each one has a worked solution and a mark scheme showing where the marks go.

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