Distribution of Water on Earth

approximately what percent of earth water is salt water

• 87

• 79

• 97

• 9

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

• less than 1

• 97

• 3

• 79

Tags

NGSS.MS-ESS3-1

Where is most of the freshwater found on Earth?

• lakes
• glaciers
• oceans
• rivers

Tags

NGSS.MS-ESS2-4

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

Tags

NGSS.MS-ESS2-4

Where is most of Earth's Water?

• in glaciers

• in rivers

• in the ground

• in oceans

Tags

NGSS.MS-ESS2-4

Most of the earth's surface is covered with

• land.

• polar ice.

• salt water.

• fresh water.

Tags

NGSS.MS-ESS2-4

An example of salt water is

• a lake

• a river

• an ocean

• tap water

What percent of the earth is covered by water?

• 20%

• 50%

• 70%

• 85%

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-1

Where is most of the Earth’s freshwater located?

• in lakes

• in rivers

• in oceans

• in glaciers

Tags

NGSS.MS-ESS2-4

About 3% of the water on Earth is freshwater. Only about 40% of that freshwater is available for human use. Why is so much freshwater unavailable for human use?

• It is frozen.

• It is polluted.

• It is salt water.

• It is in aquifers.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1