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Questions and Answers
What is the main cause of the greenhouse effect on a planet?
What is the main cause of the greenhouse effect on a planet?
- Increase in the burning of fossil fuels
- Global warming
- Stars emitting shortwave radiation
- Planets emitting longwave radiation (correct)
Which statement best describes the role of greenhouse gases in the greenhouse effect?
Which statement best describes the role of greenhouse gases in the greenhouse effect?
- They absorb shortwave radiation from stars
- They allow all radiation to pass through them
- They absorb longwave radiation from planets (correct)
- They cool down the planet's surface temperature
What would happen if there were no greenhouse effect on Earth?
What would happen if there were no greenhouse effect on Earth?
- The average surface temperature would fluctuate constantly
- The average surface temperature would increase significantly
- The average surface temperature would remain the same
- The average surface temperature would decrease significantly (correct)
What has contributed to the increase in greenhouse gases in the atmosphere?
What has contributed to the increase in greenhouse gases in the atmosphere?
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Why do the wavelengths of radiation emitted by the Sun and Earth differ?
Why do the wavelengths of radiation emitted by the Sun and Earth differ?
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