Water Sources

How much of Earth's surface is covered in water?

• 1% is drinkable

• 33% is fresh water

• 72% of the earth is covered by water

Tags

NGSS.MS-ESS2-4

Non-potable means

• not safe to drink

• water in a pot

• salty water

Freshwater sources are

• groundwater and ocean

• surface and swimming pools

• groundwater, glaciers, rivers

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Groundwater is most affected during

• hurricanes

• droughts

• earthquakes

An aquifer

• collects groundwater

• cleans water

• are all the same and are below the surface

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Water molecules survive in the ocean or an aquifer

• two weeks

• 3,200 years

• 2 years

Tags

NGSS.MS-ESS2-4

Aquifers become polluted

• only from animals

• from trees and plants

• harmful chemicals and from bacteria that make people sick

The smallest source of water is

• lakes

• evaporation

• surface water

Tags

NGSS.MS-ESS2-4

In Santa Clara County sources of water are

• wells

• oceans

• lakes

Tags

NGSS.MS-ESS2-4

In Santa Clara county water is stretched by

• Not water fields

• limiting the amount of drinking water

• recycled water

Tags

NGSS.MS-ESS2-4