Greenhouse Gases and Global Warming

Avery, Zoe, and Noah are discussing the greenhouse effect. What is the greenhouse effect?

• The process of trapping heat in Earth's atmosphere

• The process of reflecting sunlight back into space

• The process of absorbing infrared radiation from the sun

• The process of converting solar radiation into heat

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NGSS.HS-ESS2-6

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Mason, Aria, and Sophia are discussing the impact of greenhouse gases on climate change. Which gas do they agree is the most critical greenhouse gas?

• Carbon dioxide

• Methane

• Nitrous oxide

• CFCs

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NGSS.HS-ESS3-5

Aiden, Rohan, and Avery are discussing the major sources of carbon dioxide in their science class. Which of the following do they identify as major sources?

• Fossil fuel combustion

• Decomposition of organic matter

• Deforestation

• All of the above

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NGSS.HS-ESS2-6

NGSS.HS-LS2-5

Jackson, Ethan, and Rohan are discussing the sources of methane. Where does methane come from?

• Natural gas extraction

• Natural gas combustion

• Anaerobic decomposition

• All of the above

Oliver and Benjamin are discussing the main contributor to nitrous oxide emissions. Harper joins the conversation and suggests that it is related to a specific human activity. What activity is she referring to?

• Management of agricultural soils

• Burning of fossil fuels

• Industrial processes

• Deforestation

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Nora, Lily, and Scarlett are discussing the impact of different gases on global warming. Which gas has the highest global warming potential?

• Carbon dioxide

• Methane

• Nitrous oxide

• CFCs

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NGSS.HS-ESS3-5

Michael is studying the impact of greenhouse gases on climate change. He wants to know the residence time of methane in the atmosphere. Can you help him?

• 12 years

• 115 years

• 50 to 500 years

• Unknown

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NGSS.HS-ESS2-6

Elijah and Sophia are discussing the reasons behind nitrous oxide's high global warming potential. What is the main reason for this?

• It has a long residence time

• It absorbs a lot of infrared radiation

• Both A and B

• None of the above

David and Sophia were discussing the environmental impact of CFCs. They wondered about the residence time of CFCs in the atmosphere. What is the residence time of CFCs in the atmosphere?

• 12 years

• 115 years

• 50 to 500 years

• Unknown

Ethan, Rohan, and Isla are discussing the reasons behind the high global warming potential of CFCs. What is the main reason for this?

• They have a long residence time

• They absorb a lot of infrared radiation

• Both A and B

• None of the above