contestada

1.

Light waves are one type of ____________ wave.

mechanical

electromagnetic

2.

Sound is an example of a ____________ wave.

mechanical

electromagnetic

3.

A ______________ wave requires a medium.

mechanical

electromagnetic

Respuesta :

AL2006

1.   Light waves are one type of electromagnetic wave.

2.  Sound is an example of a mechanical wave.

3.  A mechanical wave requires a medium.

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