The Carbon Cycle and Climate Change

The % of carbon dioxide in our atmosphere is currently...

• 4%

• 0.4%

• 0.04%

• 0.004%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Select an advantage of having carbon dioxide in our atmosphere.

• It makes the Earth much warmer.

• It makes the Earth much colder.

• It gives the Earth a stable climate and temperature.

• It gives the Earth an unstable climate and temperature.

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NGSS.MS-ESS3-5

Select another advantage of having carbon dioxide in our atmosphere.

• It is used by plants for photosynthesis, which produces oxygen and glucose.

• It is used by plants for photosynthesis, which produces oxygen and water.

• It is used by plants for respiration, which produces oxygen and glucose.

• It is used by plants for respiration, which produces water and glucose.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Select the correct pair of ways carbon dioxide gets into the atmosphere.

• Photosynthesis and respiration

• Respiration and combustion

• Combustion and photosynthesis

• Photosynthesis and decomposition

Tags

NGSS.MS-LS1-6

Select another way carbon dioxide gets into the atmosphere.

• Decomposition by microorganisms

• Decomposition by plants

• Decomposition by animals

• Decomposition by viruses

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Select the correct pair of ways carbon dioxide is removed from the atmosphere.

• Photosynthesis by animals and dissolving in the ocean

• Photosynthesis by plants and dissolving in the air

• Respiration by plants and dissolving in the ocean

• Photosynthesis by plants and dissolving in the ocean

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Select the best conclusion for this graph.

• Carbon dioxide levels decreased between 1960 and 2020.

• Carbon dioxide levels did not change between 1960 and 2020.

• Carbon dioxide levels increased gently between 1960 and 2020.

• Carbon dioxide levels increased rapidly between 1960 and 2020.

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NGSS.HS-ESS3-5

NGSS.HS-ESS3-6

Select the best explanation for this graph.

• Between 1960 and 2020 more carbon dioxide has been put into the atmosphere than has been taken out.

• Between 1960 and 2020 less carbon dioxide has been put into the atmosphere than has been taken out.

• Between 1960 and 2020 the same amount of carbon dioxide has been put into the atmosphere than has been taken out.

• Aliens have been pumping carbon dioxide into our atmosphere since 1960.

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NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Select the word which means the layer gases high up in the sky, close to space.

• The ozone layer

• The deep sea

• The atmosphere

• The Earth's core

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Select gas(es) which make up the atmosphere.

• Methane only

• Water vapour only

• Carbon dioxide

• Methane, water vapour and carbon dioxide.