Chemistry of the Atmosphere

Algae and plants use carbon dioxide and water to produce oxygen. What is the name of this process?

• Carbon capture

• Combustion

• Photosynthesis

• Polymerisation

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NGSS.HS-LS1-5

NGSS.HS-LS2-5

How can countries reduce carbon dioxide emissions?

• Only burn methane

• Use renewable energy supplies

• Use waste plastic bags as fuels

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NGSS.HS-ESS2-6

NGSS.HS-ESS3-4

The hydrocarbon C₄H₈ was burnt in air. Incomplete combustion occurred. Which equation correctly represents the incomplete combustion reaction?

• C₄H₈ + 4O → 4CO + 4H₂

• C₄H₈ + 4O₂ → 4CO + 4H₂O

• C₄H₈ + 6O₂ → 4CO₂ + 4H₂O

• C₄H₈ + 8O → 4CO₂ + 4H₂

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NGSS.HS-PS1-2

NGSS.HS-PS1-7

Which of the following is a greenhouse gas?

• Methane

• Nitrogen

• Ozone

• Sulfur dioxide

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NGSS.HS-ESS2-6

Which gas makes up most of the atmosphere on earth?

• Water vapour

• Carbon dioxide

• Oxygen

• Nitrogen

Radiation from the sun passes through our atmosphere and hits the surface of the earth. This radiation is typically.....

• Short wavelength

• Long wavelength

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NGSS.HS-PS4-1

NGSS.HS-PS4-3

Theories suggest that the earth's early atmosphere was mainly made up of.......

• Nitrogen

• Carbon dioxide

• Water vapour

• Methane

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NGSS.HS-ESS1-6

This gas makes up 21% of the modern day atmosphere

• ozone

• oxygen

• nitrogen

• water vapor

This gas makes up 78% of the modern day atmosphere

• oxygen

• nitrogen

• ozone

• carbon dioxide

What are the 2 most abundant gases in Earth's atmosphere today?

• carbon dioxide and oxygen

• carbon dioxide and nitrogen

• nitrogen and oxygen

• nitrogen and hydrogen