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Cambridge IGCSE Physics practice

Paper 4 structured question: The Solar System

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4

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1

Marks

Topic

The Solar System

Exam-style question

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Paper 4Theory (Extended)1 marks

Understanding the motion of planets in our solar system.

Description

Gravitational Effects in the Solar System

The Sun exerts a gravitational force on all planets, which varies with distance. Planets closer to the Sun experience a stronger gravitational pull than those further away.

  1. a

    State the effect of distance on the strength of the Sun's gravitational field.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 4 structured question: The Solar System

Paper 4Theory (Extended)4 marks

Description

Orbital Speeds of Planets

Planets in our solar system have varying distances from the Sun, which affects their speeds in orbit. The gravitational pull from the Sun is a key factor in this relationship.

  1. a

    Explain how the distance from the Sun affects the orbital speed of a planet.

    Aim for approximately 4 distinct marking points.

    [4]