Water Sources Review

Why do oceans play such a large part in the water cycle?

• It is where all the rain goes.

• We can drink ocean water.

• They make up most of Earth's surface.

• They are a home to many fish.

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Where is freshwater found on Earth?

• Oceans

• Rivers, lakes, glaciers, and underground

• Only in glaciers

• The water towers

Why should we conserve water?

• People and organisms need water to live.

• We need it to water our grass.

• We don't need to, there is a ton of water.

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What percent of Earth is covered in saltwater?

• 20%

• 97%

• 70%

Where is most of Earth's freshwater found?

• Lakes

• Streams

• Glaciers

Tags

NGSS.MS-ESS2-4

In the graph, which freshwater sources make up the 30% and 69% sections?

• Rivers and Streams

• Oceans and Groundwater

• Groundwater and Glaciers

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How many cans in the picture above represent all freshwater?

• 97 cans

• 3 cans

• 30 cans

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What percent of Earth's freshwater is groundwater?

• 30%

• 70%

• 97%

• 3%

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What does the word conserve mean?

• To save

• To use a lot of

• To give away

• To buy

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Where is salt water found on Earth?

• Oceans

• Rivers, lakes, glaciers, and underground

• Only in glaciers

• The water towers