GEOLOGY

EARTH SCIENCE

CLIMATE AND ENVIRONMENTAL CHANGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
dark colored surfaces ____ radiation
A
reflect
B
absorb
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Dark-colored materials absorb visible light better than light-colored materials. That’s why the dark side of the card heats up first. The lighter side absorbs less of the incident light, reflecting some of the energy. Darker materials also emit radiation more readily than light-colored materials, so they cool faster.

Detailed explanation-2: -So a black surface is a better absorber of infrared radiation. And as we said earlier, good absorbers are good emitters and vice versa. So black surfaces are also better at emitting infrared radiation. Hence, our final answer is that black surfaces are better at emitting and absorbing infrared radiation.

Detailed explanation-3: -The black color is the best suitable for absorbing the IR waves.

Detailed explanation-4: -It is transformed into another kind of radiation that is either give off or absorbed within the black object, therefore, the darker the object, the better its release of heat because it absorbs light better. The bottom line is the reason dark colors are dark is that they absorb light instead of reflecting it.

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