Water Cycle

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What is the water cycle?

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The water cycle is the continuous process by which water moves from the Earth's surface to the atmosphere and back, involving processes such as evaporation, condensation, and precipitation.

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NGSS.MS-ESS2-4

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What is evaporation in the water cycle?

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Evaporation is the process by which water changes from a liquid to a gas or vapor, usually due to heat from the sun.

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NGSS.MS-ESS2-4

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What is condensation in the water cycle?

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Condensation is the process by which water vapor cools and changes back into liquid water, forming tiny droplets that can lead to cloud formation.

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What is precipitation?

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Precipitation is any form of water, liquid or solid, that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.

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What role does the sun play in the water cycle?

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The sun provides the energy necessary for evaporation to occur, driving the water cycle.

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NGSS.MS-ESS2-4

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What is transpiration?

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Transpiration is the process by which water is absorbed by plant roots, moves through plants, and is released as water vapor through pores in leaves.

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NGSS.MS-LS2-3

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What is the difference between evaporation and transpiration?

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Evaporation is the process of water turning into vapor from surfaces like lakes and rivers, while transpiration is the release of water vapor from plants.

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NGSS.MS-ESS2-4

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What is the significance of the water cycle for ecosystems?

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The water cycle is crucial for maintaining ecosystems as it regulates water availability, supports plant growth, and influences weather patterns.

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NGSS.MS-ESS2-4

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What is groundwater?

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Groundwater is water that is stored beneath the Earth's surface in soil and rock layers, and it is a significant part of the water cycle.

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How does water return to the Earth's surface from the atmosphere?

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Water returns to the Earth's surface through precipitation, which can occur as rain, snow, sleet, or hail.

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NGSS.MS-ESS2-1

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