Cambridge IGCSE Combined Science practice

Paper 3 structured question: Stars and the Universe

Try the question first, then check the answer and practise the same topic again.

At a glance

Paper

Marks

Topic

Stars and the Universe

Exam-style question

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Paper 3Theory (Core)2 marks

Calculating light travel time in the Solar System.

Description

The distance from the Sun to Mars is approximately 227.9 million kilometers. Calculate the time it takes for light to travel this distance.

a
Calculate the time it takes for light to travel from the Sun to Mars.
Your answer
Aim for approximately 2 distinct marking points.
[2]

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Paper 3Theory (Core)3 marks

Description

The distance from the Sun to Jupiter is about 778 million kilometers. Calculate how long it takes for light to reach Jupiter.

a
Calculate the time it takes for light to travel from the Sun to Jupiter.
Your answer
Aim for approximately 3 distinct marking points.
[3]