Distribution of Earth's Water

Which represents the distribution of water on Earth?

• 3% freshwater, 97% salt water
• 97% freshwater, 3% salt water
• 71% freshwater, 29% salt water
• 29% freshwater, 71% salt water

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NGSS.MS-ESS2-4

Where is most of the freshwater found on Earth?

• lakes
• glaciers
• oceans
• rivers

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NGSS.MS-ESS2-4

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Most of the Earth's water is in

• salty oceans
• freshwater lakes
• freshwater ponds
• glaciers

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NGSS.MS-ESS2-4

Water underground is stored in ____________.

• aquifers

• reservoirs

• wells

• depositories

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NGSS.MS-ESS2-1

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Approximately _____ percent of Earth's water is freshwater.

• 97

• 1

• 3

• 10

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NGSS.MS-ESS2-4

Approximately what percent of Earth's water is salt water?

• 3

• 70

• 79

• 97

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NGSS.MS-ESS2-4

Water moves through Earth's layers until it reaches a ______ layer.

• saturated

• water table

• impermeable layer

• permeable

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NGSS.MS-ESS2-4

What percent of Earth's freshwater is available for humans to use?

• 3

• less than 1

• 97

• 10

The diagram shows the distribution of water on the Earth. Which source is the most abundant supply of liquid surface water that is not salty?

• groundwater

• oceans

• lakes

• rivers

Tags

NGSS.MS-ESS2-4

The graphic shows that only 3% of the Earth's water is fresh water. The graphic also shows that of this 3%, almost all of it is contained in two reservoirs. What are the two reservoirs that contain almost all of Earth's fresh water?

• glaciers and groundwater

• streams and estuaries

• marshes and swamps

• lakes and rivers

Tags

NGSS.MS-ESS2-1

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