Primary School · General Studies

Light and Sound: Practice Questions

5 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on Light and Sound.

10 questions24 marksFree, no account

Question 1

1 mark

Which of the following describes an object that blocks all light, creating a clear shadow?

Question 2

1 mark

Through which of these materials does sound travel the fastest?

Question 3

1 mark

A student observes the shadow of a vertical pole in the playground at different times. At which of the following times is the shadow likely to be the shortest?

Question 4

1 mark

Which of the following is the main natural source of light for Earth?

Question 5

1 mark

Which of the following is an example of an artificial light source?

Question 6

2 marks

What causes sound to be produced?

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Question 7

3 marks

When you speak in a room with thick curtains and carpet, your voice often sounds less echoey than in an empty room with hard walls. Explain how these soft materials affect the sound waves to create this difference.

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Question 8

6 marks

Describe one way light energy can be converted into electrical energy, and another way electrical energy can be converted into sound energy. Give a common device for each conversion.

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Question 9

4 marks

Light helps us see the world around us. Think about the different ways we get light.

a) Name two natural sources of light that you can see in the sky or in nature.

b) Name two artificial (man-made) sources of light that people use every day.

c) How does light from these sources allow you to see an object, like a blue ball, even if the ball does not produce its own light?

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Question 10

4 marks

Light is essential for us to see the world around us. Different sources produce light in various ways.

a) Identify two natural sources of light and two artificial sources of light.

b) Explain, in simple terms, how we are able to see non-luminous objects, such as a book or a table, even though they do not produce their own light.

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