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6.1.2a Contents of the Solar System

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Question 24

Our Solar System consists of eight main planets orbiting the Sun.

a.

Identify which planet lies between Venus and Mars, and which planet lies between Saturn and Neptune.

  • Planet between Venus and Mars: .......................................
  • Planet between Saturn and Neptune: .......................................
[1]
b.

Complete the following statement describing orbits: A planet orbits the ......................................., whereas a moon orbits a ....................................... .

[1]
c.

State two physical characteristics in which the four planets closest to the Sun (inner planets) differ from the four planets furthest from the Sun (outer planets).

  1. .........................................................................................................
  2. .........................................................................................................
[2]
d.

Complete the following sentences:

  • The galaxy that includes our Solar System is called the ....................................... .
  • The ....................................... includes billions of galaxies.
[1]
e.

The average distance between the Sun and Mars is 2.28×1011 m2.28 \times 10^{11}\text{ m}2.28×1011 m. The speed of light (an electromagnetic wave) is 3.0×108 m/s3.0 \times 10^8\text{ m/s}3.0×108 m/s.

Calculate the time taken for light to travel from the Sun to Mars.

[2]
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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