what is a laser used for producing?
Electrical energy electricity electron microscope density light bulbs rays or beams sounds hydrogen and oxygen
A B C D E F G H
Light seems to travel in rays or beams.
a laser is used for producing rays or beams
what is a laser used for producing? (A) Electrical energy (B) electricity (C) electron microscope (D) density (E) light bulbs (F) rays or beams (G) sounds (H) hydrogen and oxygen