Elasticity, Thermal Expansion, Calorimetry and Heat Transfer: Radiation MCQ

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RadiationHardQuestion 30879

Question

Greenhouse effect occurs because glass transmits visible light but absorbs:

A
UV radiation
B
Infrared radiation
Correct
C
Microwaves
D
X-rays

Correct answer

Infrared radiation

Explanation

Glass is transparent to short-wavelength visible light (from sun) but absorbs/reflects long-wavelength infrared radiation emitted by warm Earth/plants, trapping heat.

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