Question

What do microwaves have in common with light waves?

Answer 1

Microwaves and light waves ... as well as radio, X-rays,
ultraviolet rays, gamma rays, etc. ... are waves of
electromagnetic radiation. The difference is in their
frequency/wavelength.

Answer 2

Answer: same speed in vacuum

Step-by-step explanation:

They travel at the same speed in vaccum which is 3×10^8 m/s