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Questions and Answers
Which layer of the atmosphere is closest to the surface of the Earth?
Which layer of the atmosphere contains the ozone layer?
Which layer of the atmosphere is responsible for burning up meteors?
Which layer of the atmosphere is home to the International Space Station?
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Which layer of the atmosphere is where the atmosphere merges with outer space?
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Which layer of the atmosphere contains 99% of the atmosphere's water vapor?
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Which layer of the atmosphere is the densest?
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Which two gases make up about 99% of Earth's atmosphere?
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Which gas is responsible for absorbing ultraviolet light and acting as Earth's natural sunscreen?
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What is the main cause of skin cancer in humans?
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Which gases contribute to the greenhouse effect?
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What is the main cause of the artificial increase in Earth's average temperature?
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Which gases allow sunlight to enter but do not let infrared light escape, thus contributing to the greenhouse effect?
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Which gases are the two most abundant in Earth's atmosphere?
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Which gases make up the remaining 1% of Earth's atmosphere?
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