Physics, 20.03.2020 20:53 labrandonanderson00
"Light rays bend as they pass from air into water at an angle (not 90 degrees). This is refraction. Air Water Normal Incident ray Refracted ray Which quantity doesn’t change when light refracts? 1. wavelength of light 2. frequency of light 3. index of refraction of the material 4. average speed of light"
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