Question

Which phrase best describes the path of a light wave?

A. Spiraling around the source.
B. Straight away from the source.
C. Perpendicular to the source.
D. Parallel to the source.

Answer 1

Answer:

  B. Straight away from the source

Explanation:

In an isotropic medium, light always travels in a straight line away from the source.

Answer 2

Answer:

B. Straight away from the source.

Explanation:

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