Question

A student is investigating two types of waves. Which question can the student ask to determine whether a wave is electromagnetic?
Responses

Can the wave travel through a liquid?
Can the wave travel through a liquid?

Can the wave travel through a vacuum?
Can the wave travel through a vacuum?

Can the wave travel through a solid?
Can the wave travel through a solid?

Can the wave travel through a gas?

Can the wave travel through a vacuum?