Engineering Board Exam Reviewer · Chemistry · medium
The greenhouse effect is caused by atmospheric gases that:
- Reflect all sunlight back to space
- Absorb and re-emit infrared radiation from the Earth's surface
- Absorb ultraviolet radiation only
- Destroy the ozone layer
Answer
B. Absorb and re-emit infrared radiation from the Earth's surface
Solution
CO2, CH4, N2O and water vapor trap outgoing infrared radiation.
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