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Questions and Answers
What is the approximate average solar constant (solar irradiance) at the top of Earth's atmosphere?
What is the approximate average solar constant (solar irradiance) at the top of Earth's atmosphere?
- $800 W/m^2$
- $20 W/m^2$
- $5000 W/m^2$
- $1360 W/m^2$ (correct)
What is the primary source of energy for the Earth's climate system?
What is the primary source of energy for the Earth's climate system?
- Geothermal energy
- Fossil fuels
- Nuclear energy
- Solar radiation (correct)
At what angle is the Earth's axis tilted relative to its orbital plane around the Sun?
At what angle is the Earth's axis tilted relative to its orbital plane around the Sun?
- 23.5 degrees (correct)
- 45 degrees
- 180 degrees
- 90 degrees
What is the term used to describe the process by which greenhouse gases trap heat in the Earth's atmosphere?
What is the term used to describe the process by which greenhouse gases trap heat in the Earth's atmosphere?
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