Physics · Atmosphere and Radiation
What primarily causes the substantial temperature rise in the earth's thermosphere during periods of intense solar activity?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Exothermic latent heat released during high-altitude cloud formation
- 2Strong tropospheric convection currents transferring heat upwards
- 3Absorption of high-energy solar ultraviolet and X-ray radiation✓
- 4Increased frequency of greenhouse molecular collisions
Correct answer
Absorption of high-energy solar ultraviolet and X-ray radiation
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