Earth's Water Systems

Which best explains why it is important for humans to conserve freshwater?

• Earth’s water supply is shrinking.

• Earth’s water supply is growing larger.

• Once we use all of Earth’s freshwater, it is gone forever.

• Only a small fraction of Earth’s water is freshwater, and everyone needs it.

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NGSS.MS-ESS2-4

NGSS.MS-LS2-1

Which are not sources of freshwater?

• rivers

• oceans

• aquifers

• reservoirs

How is building a dam one way to store water?

• Dams do not store water

• Water accumulates behind a dam

• Beavers build dams

• Dams are bad for the environment

Tags

NGSS.MS-ESS2-4

Which of the following can happen when water interacts with rock formations?

• climate changes

• a canyon forms

• rain falls

• high tide occurs

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NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Why is it important to clean, conserve, and protect water?

• Water is expensive

• Water is a living thing

• Water can be frozen

• Water is a limited resource

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

NGSS.MS-ESS3-4

groundwater is important for plants because

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NGSS.MS-ESS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Layers of rock or soil that allow water to flow through are called...

• aquifers

• lakes

• reservoirs

• watersheds

Tags

NGSS.MS-ESS2-4

What is the water that fills the cracks and spaces in underground soil and rock layers called?

• Groundwater

• Water Table

• Precipitation

• Snow

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Most of Earth's water is found

• In the ocean

• Underground

• In frozen ice caps and glaciers

Tags

NGSS.MS-ESS2-4

Of all the water on Earth, what percentage is Fresh?

• About 97%

• About 3%

• About .4%

Tags

NGSS.MS-ESS2-4