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12 questions from this quiz
343 Watts per m2\text{m}^2m2
Absorbed by Earth's atmosphere
103 Watts per m2\text{m}^2m2
240 Watts per m2\text{m}^2m2
About half
Heat energy
Longwave (infrared) radiation
Greenhouse gas molecules
Keeps Earth at constant temperature
Some infrared radiation
Atmosphere & Earth's surface
Absorbs IR from sun & traps IR from Earth
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