Question

Electromagnetic waves differ from other types of waves because they are (2 points)

Answer 1

Answer:

b. able to travel through a vacuum.

Explanation:

The most distinguishing factor of an electromagnetic waves is that they are able to travel through a vacuum.

These waves do not require materials in a medium for propagation.

• Electromagnetic waves are formed by the propagation of the electric and magnetic fields.
• They vibrate at an angle of 90° .
• They are unlike like mechanical waves that requires that requires materials in medium for their propagation.