Carbon Cycle

What do all living things need for their structure?

• Nitrogen

• Carbon

• Glucose

• Starch

What does carbon dioxide do on earth?

• Regulate the temperature

• Provide living organisms with their structure

• Help plants create glucose

• All of the above

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

Do plants remove CO₂ from the atmosphere, or release CO₂ into the atmosphere?

• They only remove CO₂

• They only absorb CO₂

• They do both

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

Where does the mass of a plant come from?

• water

• roots

• sunlight

• Carbon dioxide

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NGSS.MS-LS1-6

NGSS.MS-LS1-7

How are fossil fuels created?

• Plants are harvested and turned into fuel

• Scientists combine different chemicals in a lab

• Decomposing organisms are buried and overtime tons of pressure is placed on these dead organisms

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NGSS.MS-ESS3-1

How does carbon dioxide get into the ocean water?

• Solid pieces of carbon are dissolved in the water

• Carbon dioxide dissolves easily in the water

• There is no carbon dioxide in the ocean

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NGSS.MS-PS1-5

Carbon dioxide is a product of burning fossil fuels.

• True

• False

What happens when there is too much CO2 in the atmosphere?

• It prevents suns energy from reradiating back out into space

• It causes an abundance of plant growth

• It becomes difficult to breathe outside

Tags

NGSS.MS-ESS3-5

Why are scientists worried about the ice caps melting?

• Melting ice causes a change in land mass

• Melting ice releases CO₂ that was trapped in the ice

• Melting ice releases ancient bacteria that could be dangerous

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NGSS.HS-ESS2-2

NGSS.HS-ESS2-4

NGSS.HS-ESS3-1

NGSS.HS-ESS3-5

What is one source of carbon?

• Water from the river

• Sunlight

• Fossils