Identify the statement that correctly describes light and how it travels? Light waves can travel in a vacuum and travel at a constant 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. Light waves need a medium to travel, and they travel at the same speed even if the light source is moving.

Question

Identify the statement that correctly describes light and how it travels?   Light waves can travel in a vacuum and travel at a constant 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.   Light waves need a medium to travel, and they travel at the same speed even if the light source is moving.

theeric · Answer

Hi! Any guesses? All options focus on two ideas:
Does light need a medium?
Does light's speed depend on the source that emits it?

anonymous · Answer

first statement is correct.