Podcast
Questions and Answers
What percentage of the Earth's surface is covered by water?
What percentage of the Earth's surface is covered by water?
- 71% (correct)
- 25%
- 90%
- 50%
Which form of water makes up about 97% of the water on Earth?
Which form of water makes up about 97% of the water on Earth?
- Ice caps and glaciers
- Aquifers
- Liquid water in oceans (correct)
- Water vapor in the atmosphere
Why is the water in the oceans not suitable for drinking?
Why is the water in the oceans not suitable for drinking?
- It is too salty (correct)
- It is radioactive
- It is too cold
- It is polluted
What percentage of the remaining freshwater on Earth is frozen in ice caps and glaciers?
What percentage of the remaining freshwater on Earth is frozen in ice caps and glaciers?
How much of the remaining freshwater on Earth is available for use and consumption?
How much of the remaining freshwater on Earth is available for use and consumption?
What role do ice caps and glaciers play regarding ocean levels and global temperatures?
What role do ice caps and glaciers play regarding ocean levels and global temperatures?
In what form is water found below the surface, invisible to the eye?
In what form is water found below the surface, invisible to the eye?
What percentage of the global water supply is made up of groundwater?
What percentage of the global water supply is made up of groundwater?
Where is most of the Earth's freshwater found?
Where is most of the Earth's freshwater found?
What percentage of the Earth's freshwater sources are made up of swamp water, rivers, and lakes?
What percentage of the Earth's freshwater sources are made up of swamp water, rivers, and lakes?
What is soil moisture?
What is soil moisture?
Which type of water is free from salt concentrations?
Which type of water is free from salt concentrations?
How much of the Earth's water resources are fresh water sources?
How much of the Earth's water resources are fresh water sources?
What happens to water during the process of transpiration?
What happens to water during the process of transpiration?
Why is the amount of water on Earth especially important?
Why is the amount of water on Earth especially important?
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