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1. This happens when light rays pass through and bend as they travel from one
kind of substance to another.
A. Dispersion
B. Reflection
C. Refraction
D. Polarization
2. What type of lens is characterized by thin middle but thicker edges?
A. concave
B. convex
C. plane D. spherical
3. Which is a CORRECT statement?
A. Light rays travel at the same speed from vacuum to air.
B. Light rays bounce back and bend as they pass through a lens.
C. A higher index of refraction means slower speed of light rays as they travel.
D. In lens, the angle of incidence is always greater than the angle of refraction.​


Sagot :

Answer:

1.C

2.A

3.B

Explanation:

Correct me if I'm wrong