Earth
What percentage of rock-forming minerals are silicates?
More Questions from Earth
Galileo was a 17th century astronomer famous for discovering that the Earth did what?
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What is the hard, dark substance found in the ground that is mined for fuel?
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What weather-related term comes from Greek words for "high in the sky" and "knowledge"?
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Approximately what fraction of the Earth's air is made up of oxygen?
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What produces more energy than all the world's nuclear weapons combined?
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