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Science > Physical processes > Light and dark - Quiz

Light and dark

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1. When is a shadow formed?

When the light is turned off

When the path of light is blocked by an object

When an object falls to the floor

2. When an object blocks the path of light, what is formed?

A shadow

A reflection

A fog

3. When an object moves closer to a light source, its shadow...

gets bigger

gets smaller

stays the same size

4. Which will make the darkest shadow? Light shining on a...

sheet of thin tissue paper

glass window

wooden chopping board

5. Materials that light can pass through are called...

transparent

translucent

opaque

6. Materials through which light cannot pass are called...

transparent

translucent

opaque

7. Where would be a shady place to stand on a sunny day?

In the sea

Under a tree

In the middle of a football pitch

8. Why do shadows made by the Sun move over the course of a day?

Because the weather changes

Because the objects keep moving

Because the Sun appears to move across the sky each day

9. When the Sun is behind you, your shadow is...

behind you

above you

in front of you

10. Shadows made by the Sun are shortest...

in the morning, when the Sun is rising

at midday, when the Sun is directly overhead

in the evening, when the Sun is setting

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