Multiple choice general knowledge science & technology

The radiation in the sunlight that gives us the feeling of hotness is ______.

  1. visible radiation

  2. infra-red

  3. red light

  4. ultra-violet
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Infrared radiation from sunlight is primarily responsible for the sensation of heat because it's absorbed by our skin and converted to thermal energy. Visible light provides illumination, and ultraviolet radiation causes sunburn but doesn't primarily feel hot.

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