Earth
John Glenn first orbited the earth in what year?
More Questions from Earth
What are ridges of rock debris caused by glacial action called?
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What percentage of known volcanoes are subaerial, meaning they erupt into the atmosphere?
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What percentage of rock-forming minerals are silicates?
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There are over one quadrillion of what animal on Earth?
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What imaginary line divides the Earth's northern and southern hemispheres?
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What happens to the air pressure as we increase our altitude?
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To which island group do Kwajalein and Eniwetok belong?
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