Question

What is a medium when describing the traveling of light rays and waves? (Chose 1)

• the medium is what the ray is traveling through
• the medium is the frequency that a wave travels
• the medium is the wavelength for a wave

Please help :)

Answer 1

the medium is what the ray is traveling through

Answer 2

The medium is what the ray is traveling through.

Step-by-step explanation:

"Medium" is just another word for the space surrounding the ray. For example, if a ray of light is traveling through water, water would be the medium the light ray is traveling through.