Fresh water

What percentage of Earth's surface is covered by water?

• About 85%

• About 50%

• About 71%

• About 30%

Tags

NGSS.MS-ESS2-4

What percentage of Earth's water is fresh water?

• About 10%

• Less than 3%

• About 25%

• More than 50%

Tags

NGSS.MS-ESS2-4

What is the primary source of fresh water replenishment on Earth?

• Underground mining

• Artificial desalination

• Direct extraction from ice caps

• The water cycle

Tags

NGSS.MS-ESS2-4

Which of the following is NOT a source of fresh water?

• Oceans

• Rivers

• Lakes

• Groundwater

Tags

NGSS.MS-ESS2-4

Why is it important to conserve water?

• Because it is unlimited

• To ensure availability for all life forms

• None of the above

• To increase water prices

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-4