Question

a student in your class says "electromagnetic waves can travel through outer space but mechanical waves can’t.” is it this student right or wrong? why?

Answer 1

Answer:

Right

Explanation:

electromagnetic waves can travel through space (a vacuum) because it doesn't need a medium and its particles to propagate whereas a mechanical wave needs a medium to propagate. For example sound is a mechanical wave, sound vibrates off a mediums particles to propagate and for sound to be heard and travel