Practice Exercise 1

Directions: Write True on the line if the statement is correct and False not.

1. When light passes from one substance to another. It will not change direction

2. Light rays pass through other substances, as well as air and water

3. Rainbow is an example of a refracted licht.

4. The amount that light is retracted depends on the color of the light and angle of incidence.

5. A light ray travels in a straight line, but it can bend when it changes speed. When a light ray enters a denser medium such as water, slows down. This results in a "bent or distorted.

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Practice Exercise 2

Directions: Fill in the blanks with the correct word. Choose your answer from the word bank below. light retraction direction transparent bending.

When (1)_____travels from one (2)____ medium (air) to another transparent medium (water), the speed of the light slows down and when it hits water it changes its of (3)_____slightly. This change in the direction of light is known as (4)____light. In a simple language, light refraction is (5)_____of light​