Carbon Cycle

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What is the carbon cycle?

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The carbon cycle is the process by which carbon is exchanged between the atmosphere, land, water, and living organisms. It involves processes like photosynthesis, respiration, decomposition, and combustion.

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TRUE or FALSE? All of the carbon in existence is continually recycled in the carbon cycle.

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True

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What is a carbon sink?

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A carbon sink is a natural reservoir that accumulates and stores carbon, such as forests, oceans, and soil.

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NGSS.MS-LS1-6

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What process removes carbon from the atmosphere?

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Photosynthesis removes carbon from the atmosphere by converting carbon dioxide into glucose using sunlight.

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NGSS.MS-LS1-6

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What is combustion?

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Combustion is a chemical process in which a substance reacts with oxygen to produce heat and light, commonly referred to as burning.

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What happens during respiration?

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During respiration, living organisms convert glucose and oxygen into energy, releasing carbon dioxide and water as byproducts.

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What role do fossil fuels play in the carbon cycle?

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Fossil fuels, such as coal, oil, and natural gas, store carbon that was captured by ancient plants and animals. When burned, they release carbon dioxide back into the atmosphere.

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NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

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What is photosynthesis?

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Photosynthesis is the process by which green plants use sunlight to convert carbon dioxide and water into glucose and oxygen.

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NGSS.MS-LS1-6

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What is the significance of decomposers in the carbon cycle?

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Decomposers break down dead organic matter, returning carbon to the soil and atmosphere, thus playing a crucial role in recycling carbon.

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What is the greenhouse effect?

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The greenhouse effect is the warming of the Earth's surface due to the trapping of heat by greenhouse gases, including carbon dioxide.

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NGSS.MS-ESS3-5