Water Resources and Water Pollution

Less than 3% of the water on earth is

• salt water

• freshwater

• ice

• polluted

Tags

NGSS.MS-ESS2-4

Most of the world's freshwater is found here?

• ocean

• lakes

• rivers

• glaciers

Tags

NGSS.MS-ESS2-4

How much of the world's surface water is drinkable?

• Less than 1%

• 5%

• 25%

• 99%

Tags

NGSS.MS-ESS2-4

Most of our drinkable water is found where?

• ponds

• ocean

• groundwater

• pool

Tags

NGSS.MS-ESS3-1

Water that is stored in pores, soil, sediments and rocks is known as_____________?

• salt water

• freshwater

• soil water

• groundwater

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Groundwater accumulates very quickly.

• True

• False

Tags

NGSS.MS-ESS2-4

The main source of water for most people is ___________.

• ocean

• lake

• groundwater

• glaciers

Tags

NGSS.MS-ESS3-1

What are the two main problems with water?

• overuse and pollution

• frozen and too salty to drink

• too many fish and pollution

• color and taste

How do humans affect the availability of water? (Select more than one answer.)

• Building dams

• Changing (modifying) lakes and streams

• Overuse of water for power and agriculture

• Melting glaciers

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-4

This substance from sewage, agriculture, and industries lowers the quality of water and kills fish and other living things in it.

• ocean water

• groundwater

• smog

• runoff

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4