Geography · Climatology
Which of the following statements is correct regarding the exosphere or upper atmosphere?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A dense layer within the exosphere reflects medium and high frequency radio waves back to Earth
- 2The exosphere completely disappears immediately after sunset
- 3The Van Allen radiation belts are located in this outermost region of Earth's magnetosphere/atmosphere✓
- 4The exosphere extends from 80 km to 640 km above sea level
Correct answer
The Van Allen radiation belts are located in this outermost region of Earth's magnetosphere/atmosphere
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