What Proportion of the Solar Radiation That Reaches Earth's Surface

question 102

Multiple Choice

What proportion of the solar radiation that reaches Earth's surface is visible light?

• A) It is captured by plants and used in photosynthesis.
• B) About half is visible light.
• C) About 90% of it is visible light.
• D) Most of the radiation is absorbed by rocks on Earth's crust.
• E) A small fraction is visible light.

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