Unit 3 Hydrosphere Questions | Baamboozle - Baamboozle

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3rd Grade Hydrosphere

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How can we bring underground water to the surface?

By digging wells.

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Why is groundwater sometimes less polluted than surface water?

It is protected from human activity by being underground.

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What kinds of human activity do you think pollute groundwater?

industry, agriculture, sewage

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What are the three courses of a river?

upper course, middle course, lower course

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Is there always the same amount of water on the Earth?

Yes

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What happens when the water in the ocean gets warmer?

evaporation

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What happens when the water in the air gets cooler?

condensation

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What is precipitation?

Water droplets in the clouds become to heavy and fall in the form of rain, snow, sleet, or hail.

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Where does the water go when it falls back to Earth?

Collection: some as surface water but most filters into the ground and collects as groundwater.

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why do we call this process a cycle?

Because the process repeats over and over.

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