A type of electromagnetic wave that does not need a medium to travel.
A. Light
B. Sound
C. Crest
D. Wave

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.

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Match each scenario to the form of energy it represents