Question

Which of these is true of light waves?
A.
They are longitudinal waves.
B.
They do not diffract around corners.
C.
They do not need a medium through which to travel.
D.
They cannot pass through solids.

Answer 1

Answer:

C

Explanation:

Answer 2

Answer:

They do not need a medium through which to travel.

Explanation:

I got it right on study island.