Please help I’m horrible at this and can’t figure it out anywhere

asked Aug 8, 2022 71.9k views

24 votes

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9 votes

Answer:

Step-by-step explanation:

EM waves need a medium mechanical waves don't

Srcerer answered Aug 9, 2022

4.8k points

10 votes

Answer:

I believe it is C.

Step-by-step explanation:

Everything else is true.

Electromagnetic waves do not need an medium to travel though.

Msv answered Aug 11, 2022

by Msv

4.5k points

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