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Questions and Answers
What percentage of Earth's crust is covered by the global ocean?
What percentage of Earth's crust is covered by the global ocean?
- 70.8% (correct)
- 90.1%
- 20.5%
- 40.2%
What generates a magnetosphere capable of deflecting most solar winds and cosmic radiation?
What generates a magnetosphere capable of deflecting most solar winds and cosmic radiation?
- Atmospheric water
- Tectonic plates
- Liquid outer core (correct)
- Continental landmasses
What sustains Earth's surface con?
What sustains Earth's surface con?
- Polar deserts
- Dynamic atmosphere (correct)
- Tectonic plates
- Continental landmasses
Where is most of Earth's land located?
Where is most of Earth's land located?
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What retains more water than Earth's groundwater, lakes, rivers, and atmospheric water combined?
What retains more water than Earth's groundwater, lakes, rivers, and atmospheric water combined?
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What percentage of Earth's surface is covered by water?
What percentage of Earth's surface is covered by water?
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Which ocean is the largest by both area and volume?
Which ocean is the largest by both area and volume?
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What is the average depth of the world's oceans?
What is the average depth of the world's oceans?
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