Understanding Greenhouse Gases and Energy

How has Earth's population changed since the 1700s?

• It has decreased significantly.

• It has remained stable.

• It has grown significantly.

• It has fluctuated without a clear trend.

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NGSS.MS-ESS3-4

A growing population will burn more fossil fuels. An increase in fossil fuel use will lead to _______________________________________ in the atmosphere.

• a decrease in oxygen levels

• an increase in greenhouse gases

• a decrease in carbon dioxide

• an increase in nitrogen

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NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Why do the temperatures on the moon get extremely hot and extremely cold?

• The moon has a thick atmosphere.

• The moon rotates very quickly.

• The moon lacks an atmosphere to regulate temperature.

• The moon is closer to the sun than Earth.

What is a greenhouse gas?

• A gas that absorbs and emits radiant energy within the thermal infrared range

• A gas that is only found in greenhouses

• A gas that cools the Earth's surface

• A gas that is used in refrigeration

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NGSS.MS-ESS2-6

Cutting down trees leads to _________ greenhouse gases in the atmosphere because...

• more; trees absorb carbon dioxide

• fewer; trees release oxygen

• more; trees release methane

• fewer; trees absorb nitrogen

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NGSS.MS-LS1-6

List 4 greenhouse gases. 1. Carbon dioxide 2. Methane 3. Nitrous oxide 4. Water vapor Which of the following is not a greenhouse gas?

• Carbon dioxide

• Methane

• Oxygen

• Nitrous oxide

While the average global temperature _____________ there has been a documented ____________ in the mass of land ice which leads to a(n) ______________ in sea levels.

• decreases; increase; decrease

• increases; decrease; increase

• remains stable; increase; increase

• increases; increase; decrease

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NGSS.MS-ESS3-5

List 4 activities that lead to an increase of greenhouse gases in the atmosphere. 1. Burning fossil fuels 2. Deforestation 3. Industrial processes 4. Agriculture Which of the following activities does not lead to an increase in greenhouse gases?

• Burning fossil fuels

• Planting trees

• Deforestation

• Industrial processes

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NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

List 3 ways we can decrease the amount of greenhouse gases in the atmosphere. 1. Using renewable energy 2. Increasing energy efficiency 3. Reforestation Which of the following is not a way to decrease greenhouse gases?

• Using renewable energy

• Increasing energy efficiency

• Deforestation

• Reforestation

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NGSS.HS-ESS3-4

NGSS.HS-ESS3-6

Define Non-renewable resources & give 3 examples.

• Resources that can be replenished naturally; examples include solar, wind, and hydroelectric energy.

• Resources that cannot be replenished at a sustainable rate; examples include coal, oil, and natural gas.

• Resources that are always available; examples include sunlight, wind, and water.

• Resources that are man-made; examples include plastics, metals, and glass.

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NGSS.MS-ESS3-4