water cycle (water lesson 1) Flashcards

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1
Q

What powers the hydrological system?

A

The sun.

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2
Q

What is the hydrological system?

A

The hydrological system includes evaporation, transpiration, evapotranspiration, condensation, precipitation, infiltration, percolation and surface runoff.

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3
Q

What is evaporation?

A

Water gaining heat and turning into water vapour.

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4
Q

What is transpiration?

A

Water lost from plants, then it becomes water vapour.

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5
Q

What is evapotranspiration?

A

Evaporation + Transpiration

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6
Q

What is condensation (in the hydrological system)?

A

Water vapour loses heat to the atmosphere and becomes clouds.

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7
Q

What is precipitation?

A

Rain.

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8
Q

What is infiltration?

A

Water moves from the atmosphere to soil through boundary areas where the atmosphere interfaces with soil.

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9
Q

What is percolation?

A

Water moves deeper into the soil and its layers because of gravity (prime moving force) and capillary forces.

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10
Q

What is surface runoff?

A

Water that flows off the surface.

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