Question

give three examples of material that refract light rays. what happens to the speed of light rays when enter these materials​

Answer 1

Answer:

Three examples of materials that refract light are glass, water and air. The speed of light rays changes when they enter these materials.

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Explanation:

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Answer 2

Answer:

three examples of materials that refract light rays are water , glass and diamond. When light rays (travelling in air) enter these materials , their speed decreases.