ELSS Section 1

What percentage of Earth's water is freshwater?

• 2.5%

• 3.0%

• 96.5%

• 1.2%

Where is the majority of Earth's freshwater stored?

• Lakes

• Groundwater

• Glaciers and ice caps

• Rivers

What percentage of Earth's freshwater is stored in glaciers and ice caps?

• 30.1%

• 68.7%

• 20.9%

• 69.0%

Which of the following is not a category of terrestrial water?

• Surface water

• Groundwater

• Biological water

• Atmospheric water

What percentage of Earth's total water is found in the oceans?

• 2.5%

• 96.5%

• 0.9%

• 3.0%

What percentage of the Earth's water is found in the oceans?

• 97%

• 3%

• 79%

• 52%

What percentage of fresh water is stored in ice caps and glaciers?

• 79%

• 20%

• 1%

• 38%

Which category contains the largest percentage of easily accessible surface fresh water?

• Lakes

• Rivers

• Soil moisture

• Atmospheric water vapor

What percentage of easily accessible surface fresh water is found in soil moisture?

• 38%

• 52%

• 8%

• 1%

What drives the hydrological cycles?

• Wind energy

• Solar energy

• Geothermal energy

• Tidal energy