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7 November, 10:12

Which statement about how light travels is true?

Light waves can travel in a vacuum and travel at a constant speed even if the light source is moving.

Light waves need a medium to travel, and they travel at the same speed even if the light source is moving.

Light waves can travel in a vacuum and will travel faster if the light source is moving forward.

Light waves need a medium to travel, and they travel faster if the light source is moving forward.

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Answers (2)
  1. 7 November, 10:35
    0
    Out of the choices given, the statement about how light travels is "Light waves can travel in a vacuum and will travel at a constant speed even if the light source is moving.
  2. 7 November, 11:27
    0
    The first choice is the correct one.
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