Which principle best describes why melting occurs first in snow around tree trunks?

a. Snow is a good absorber of infrared energy.
b. Snow is a poor emitter of infrared energy.
c. Snow is a poor reflector of visible light.
d. Snow is a poor absorber of visible light.
e. Snow is a poor absorber of ultraviolet light.


ANSWER: a

Environmental & Atmospheric Sciences

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