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

Which of the following is not an environmental element? ( ) A: Biology B: Atmosphere C: Water D: Building

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

Which of the following would most likely lead to carbon monoxide contamination of the cockpit atmosphere?

The layer in the Earth's atmosphere in which weather takes places is the A: mesosphere. B: magnetosphere. C: stratosphere. D: thermosphere. E: troposphere.