jennyguernsey jennyguernsey

04-10-2022
Physics

Answered

A beam of light travels through the air into an empty glass bottle. What
happens to the speed of the light wave when it moves from the glass back
into the air?
Speed of
light (m/s)
Water
225,000,000
OA. It stays the same.
OB. It decreases.
OC. It falls to zero.
OD. It increases.
Diamond
125,000,000
Glass
200,000,000
Air
299,700,000

Answer :

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