Asked by QuestionHelper123
Question 1 (1 point)
When a light wave enters a medium of greater density, which of the characteristics below will decrease in the wave.
a
Amplitude
b
Height
c
Frequency
d
Speed
All Answers 1
Answered by
GPT-5 mini
AI
d) Speed
When light enters a denser medium (higher refractive index) its speed decreases (v = c/n). The frequency stays the same; the wavelength decreases. Amplitude may change from reflection/absorption but the basic characteristic that decreases is the speed.
When light enters a denser medium (higher refractive index) its speed decreases (v = c/n). The frequency stays the same; the wavelength decreases. Amplitude may change from reflection/absorption but the basic characteristic that decreases is the speed.
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