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Questions and Answers
What percentage of Earth's water is salt water?
What percentage of Earth's water is salt water?
- 50%
- 97% (correct)
- 75%
- 25%
Where is half of the remaining 1% of Earth's water found?
Where is half of the remaining 1% of Earth's water found?
- In glaciers
- In rivers and streams
- In lakes and dams
- In aquifers beneath the Earth's surface (correct)
What is the primary source of fresh water for people and animals?
What is the primary source of fresh water for people and animals?
- Rivers
- Aquifers (correct)
- Dams
- Lakes
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Study Notes
Water Distribution
- About 97% of Earth's water is salt water.
Freshwater Distribution
- The remaining 3% of Earth's water is freshwater, with 2% frozen in glaciers and polar ice caps.
- Half of the remaining 1% of freshwater is found underground.
Source of Freshwater
- The primary source of fresh water for people and animals is groundwater, which is found underground.
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