Earth
There are over one quadrillion of what animal on Earth?
More Questions from Earth
Although beaches can be comprised of any particle, the majority of them consist of what?
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Which scale is used to describe a mineral's hardness?
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Who published the groundbreaking book "Principles of Geology" in 1830?
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What is the hard, dark substance found in the ground that is mined for fuel?
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Galileo was a 17th century astronomer famous for discovering that the Earth did what?
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What is a worldwide increase in temperature called?
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