Exercise
Global Water Cycle Balance
Examine how water moves continuously across the globe while maintaining an overall balance. Study the distribution and conservation of Earth's water resources.
Questions
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MultiChoice
What percentage of Earth's total water is saltwater in oceans?
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MultiChoice
Where is the majority of Earth's freshwater stored?
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MultiChoice
What percentage of Earth's total water is readily accessible liquid freshwater for human use?
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MultiChoice
The total amount of water on Earth over time:
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MultiChoice
What is the water cycle (hydrologic cycle)?
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MultiChoice
Which process balances global precipitation across the entire Earth system?
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MultiChoice
How does global warming affect the global water cycle?
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MultiChoice
What is residence time in a water reservoir?
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MultiChoice
Which water reservoir has the shortest average water residence time?
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MultiChoice
Why are ocean currents important to the global climate system?
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MultiChoice
What links ocean water back to land ecosystems?
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MultiChoice
Why is the water cycle considered a closed system for mass on Earth?