What is the main reason green houses stay warm inside?

Type: MCQ • Marks: 1

A. Glass lets in shortwave solar radiation but traps longwave infrared heat radiation

B. Green walls produce heat energy

C. Plants emit continuous heat

D. Glass absorbs cold air from outside

Explanation

Solar radiation penetrates glass easily, but thermal radiation emitted by interior objects cannot easily escape, trapping heat.

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Class 7th Curiosity

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