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5 items
Earth Quiz
Test your knowledge about the planet Earth and its natural wonders.
Which layer of the Earth's atmosphere contains the ozone layer?
Troposphere
Mesosphere
Stratosphere
What is the diameter of the Earth?
12,742 km
10,000 km
15,000 km
What is the capital of Australia?
Canberra
Brisbane
Melbourne
Sydney
What percentage of the Earth's surface is covered by water?
70%
90%
50%
What is the average depth of the world's oceans?
4,500 meters
5,500 meters
3,500 meters
2,500 meters
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