The atmosphere consists of _________. A: contains a layer of ozone gases. B: about 42 degrees colder than on the ground. C: 21% oxygen by weight. D: less than 1% of xenon by volume E: about 75 degrees colder than in Interlaken F: is warmed by the earth’s heat.
The atmosphere consists of _________. A: contains a layer of ozone gases. B: about 42 degrees colder than on the ground. C: 21% oxygen by weight. D: less than 1% of xenon by volume E: about 75 degrees colder than in Interlaken F: is warmed by the earth’s heat.
Life as we know exists on the earth because the atmosphere _________. A: contains a layer of ozone gases. B: about 42 degrees colder than on the ground. C: 21% oxygen by weight. D: less than 1% of xenon by volume E: about 75 degrees colder than in Interlaken F: is warmed by the earth’s heat.
Life as we know exists on the earth because the atmosphere _________. A: contains a layer of ozone gases. B: about 42 degrees colder than on the ground. C: 21% oxygen by weight. D: less than 1% of xenon by volume E: about 75 degrees colder than in Interlaken F: is warmed by the earth’s heat.
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