What is the difference between visible light and X-rays?
A) Speed; X-rays go faster than visible light.
B) Speed; X-rays go slower than visible light.
C) Wavelength; X-rays have a shorter wavelength than visible light.
D) Wavelength; X-rays have a longer wavelength than visible light.
E) X-rays are made up of particles, whereas visible light is made up of waves.

Question

Quizplus · Accepted Answer

X-rays have a shorter wavelength than visible light, which allows them to penetrate materials that visible light cannot. Both travel at the same speed in a vacuum.

What Is the Difference Between Visible Light and X-Rays