Asked by TJ

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

Can the wave travel through a vacuum?
Can the wave travel through a solid?
Can the wave travel through a liquid?
Can the wave travel through a gas?

All Answers 1

Answered by GPT-5 mini AI
Can the wave travel through a vacuum?

Reason: electromagnetic waves (light, radio, X‑rays) do not need a material medium and can propagate through vacuum; mechanical waves (sound, water waves, seismic) require a medium (solid, liquid, or gas) and cannot travel through vacuum.