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Weathering and soil formation
Physical weathering
Chemical / biological weathering
Weathering - Quiz

Weathering - Quiz

Answer each question below, then choose Check answers to see your score. You can reveal the correct responses after marking.

1 What does the term 'weathering' mean?

What today's weather forecast predicts The process where rocks are broken down into soil Deciding to wear a good raincoat on a walk

2 Which of these describes some of the rocks found in the world?

Some are coarse-textured, some fine-textured Some acid, some alkaline Both the above

3 How long can it take for one centimetre of soil to form?

10 years 100 years 500 years 1,000 years

4 What are the 3 main types of weathering?

Physical, chemical and biological Mathematical, geometrical and algebraic Boiling, roasting and baking Earth, wind and fire

5 Erosion is a continuous process whereby soil is formed through the effects of...

Ice and snow Rain and wind Both the above

6 Are volcanoes partly responsible for the formation of new soil?

No, they just cause molten rock to explode into the atmosphere Yes, new lava starts to erode into soil Yes, lava cools into fine loamy soil

7 Do glaciers help the formation of new soil?

Yes, by freeze and thaw activity and scouring of rocks No, they wash all the soil into the oceans No, rock is covered and no soil can form

8 Biological weathering is the result of...

Plant roots release CO2, which combines with water to form carbonic acid which erodes rock Organisms colonising and eroding rock Organisms take chemicals from rocks All of the above

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