Brain Pop: Carbon Cycle

Where can you find carbon?

• Only in Earth's atmosphere.

• Inside all water molecules.

• Inside the Sun.

• Inside every living thing on Earth.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

How is the carbon cycle similar to the water cycle?

• Both involve liquid substances falling to Earth from the atmosphere.

• Neither process works at low temperatures.

• Both involve the transfer of substance between plants, animals and the Earth.

• Both involve transfer of substances between Earth and outer space.

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NGSS.MS-LS2-3

How do animals add carbon dioxide to the atmosphere?

• Through breathing.

• Through evaporating.

• Through cellular respiration.

• Through transpiration.

What organisms in the ocean absorb the most carbon dioxide?

• Algae and marine plants

• Ocean mammals, like whales and dolphins

• Fish

• Coral

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is a carbon sink?

• Something that adds carbon to the atmosphere.

• Something that removes carbon from the atmosphere.

• Something that adds carbon to Earth's crust.

• Something that removes carbon from Earth's crust.

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NGSS.MS-LS2-3

Which of these historical events led to a major imbalance in the carbon cycle?

• The American Civil War

• The American Revolution

• The Industrial Revolution

• The French Revolution

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NGSS.MS-ESS3-4

Using fewer fossil fuels could help restore equilibrium to the carbon cycle. What does "equilibrium" mean?

• Oxygen

• Balance

• Resources

• Sinks

How does carbon become locked inside the earth?

• Tree roots expel carbon into the soil as they grow.

• Humans use machines to pump carbon dioxide into large underground tanks.

• Rocks become richer in carbon as time goes on.

• The carbon-rich bodies of plants and animals decay into the earth after they die.

How do carbon emissions lead to global warming?

• By trapping the Sun's heat in the atmosphere.

• By causing very hot volcanic eruptions.

• By catching fire within the atmosphere.

• By increasing the amount of carbon in Earth's crust.

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NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Which of these is a factual statement about carbon?

• Humans use far too much carbon-based fuel.

• Carbon is the fourth most abundant element in the Universe.

• There is no relationship between carbon emissions and global climate change.

• Burning rain-forest helps restore equilibrium to the carbon cycle.

Tags

NGSS.MS-ESS3-5