Multiple choice

Rays w/ long wavelengths that penetrate more deeply & product more heat than visible light are

  1. X-rays

  2. ultraviolet rays

  3. radio waves

  4. infrared rays

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Infrared rays have longer wavelengths than visible light, allowing them to penetrate deeper into the skin and produce more heat. Ultraviolet rays have shorter wavelengths.