Question

How are sound energy and light energy similar?
A.
They both need a medium to travel through.
B.
They both have a wavelength and a frequency.
C.
They are both kinds of mechanical energy.
D.
They are both carried from place to place by particles.

Answer 1

B. They both have a wavelength and a frequency

Answer 2

the answer is(they both have a wavelength and a frequency)

also known as answer (b)