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AP® Physics 1 & 2

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Moderate

Laser Wavelength Decreased

APPH12-EKDD84

An adjustable laser is initially shining a beam of green laser light through a vacuum.

What happens to the beam if the wavelength of the light is decreased (shortened)?

A

The light travels faster.

B

The light is brighter.

C

The color of the light changes to yellow.

D

The color of the light changes to blue.