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Questions and Answers
What is the main role of greenhouse gases?
What is the main role of greenhouse gases?
- To absorb heat radiation and prevent it from escaping into space (correct)
- To reflect incoming radiation back into space
- To cool down the Earth's surface during daylight hours
- To block harmful ultraviolet rays from reaching the Earth's surface
Which statement best describes the impact of the ozone layer on Earth?
Which statement best describes the impact of the ozone layer on Earth?
- It reflects infrared waves back into space
- It blocks harmful ultraviolet rays from reaching the Earth's surface (correct)
- It traps heat radiation in the Earth's atmosphere
- It absorbs visible light rays coming from the sun
Why do some gases in the atmosphere contribute to the greenhouse effect?
Why do some gases in the atmosphere contribute to the greenhouse effect?
- Because they absorb harmful ultraviolet rays
- Because they cool down the Earth's surface during daylight hours
- Because they reflect incoming radiation back into space
- Because they absorb heat radiation and re-emit it to the surface (correct)
What causes Earth's unique climate according to the text?
What causes Earth's unique climate according to the text?
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How does the greenhouse effect impact Earth's temperature?
How does the greenhouse effect impact Earth's temperature?
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