Which of the following refers to the retention of the Sun's warmth in the Earth's lower atmosphere by greenhouse gases?
举一反三
- The method in which the greenhouse effect takes place is by A: gamma radiation from the earth is absorbed into the atmosphere by particulates B: beta radiation from the Sun is absorbed by water vapor C: ultraviolet radiation from the Sun is absorbed by ozone D: infrared radiation from the Earth's surface is absorbed by multiple gases in the atmosphere E: cosmic radiation from deep space is absorbed by gases in the atmosphere
- what the analogy is: which two things are being compared?The earth’s atmosphere is like a blanket of gases around the earth. It is only a thin layer but it helps to maintain the temperature of the earth, keeping us warm. It also offers a layer of protection from the intensity of the sun. A: earth’s atmosphere and a blanket B: earth’s atmosphere and gases C: earth’s atmosphere and a layer of protection D: earth’s atmosphere and a blanket of gases
- Photosynthesis is a major source of which of the following gases in Earth's atmosphere? A: CO2 B: H2O C: O2 D: H2 E: N2
- Greenhouse gases trap energy in the atmosphere and make the Earth warmer.
- A variety of gases trapped in the Earth’s atmosphere can ensure life on Earth because they are ______.