Question

In the photoelectric effect, what happens when light hits the metal

Answer 1

electrons are knocked off atoms, causing electricity to flow.

Step-by-step explanation:

Answer 2

When light shines on a metal, electrons can be ejected from the surface of the metal in a phenomenon known as the photoelectric effect. ... The photoelectric effect. In the photoelectric effect, light waves (red wavy lines) hitting a metal surface cause electrons to be ejected from the metal.