Refract

Question

1.to bend light waves because of a change in media
2.the collision of two waves of the same frequency
3.a clear, solid body whose ends are equal and parallel triangles, and whose sides form rectangles
4.a line perpendicular to the surface of a medium that serves as a reference for light waves
5.a substance through which waves travel, such as glass or water

Answer 1

1. Correct definition
2. Incorrect definition (interference is the collision of two waves of the same frequency)
3. Correct definition (referring to a prism)
4. Correct definition (normal line)
5. Correct definition