Select the statement that correctly describes how light travels? a. light can travel in a vacuum, and its speed is constant even if the light source is moving. b. light can travel in a vacuum and will travel slower if the light source is moving in the same direction. c. light can travel in a vacuum, and it travels faster if the light source is stationary. d. light travels only through a medium, it travels faster if the light source is stationary.
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Select the statement that correctly describes how light travels? a. light can travel in a vacuum, a...
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