Light Refraction Worksheet
Explore the principles of light refraction, Snell's Law, and total internal reflection with this comprehensive worksheet for Grade 10 Science.
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Light Refraction Worksheet
Name:
Date:
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Read each question carefully and answer to the best of your ability. Show all calculations where necessary.
1. What phenomenon causes light to bend when it passes from one medium to another?
Reflection
Diffraction
Refraction
Absorption
2. Which of the following statements is true regarding the speed of light during refraction?
It increases in a denser medium.
It decreases in a denser medium.
It remains constant.
It depends on the color of light.
3. Snell's Law describes the relationship between the angles of incidence and refraction, and the of the two media.
4. When light passes from a denser medium to a rarer medium, and the angle of incidence exceeds the critical angle, occurs.
5. Explain what is meant by the 'index of refraction' and how it relates to the speed of light in a medium.
6. Observe the diagram below showing light entering water. Describe what happens to the light ray as it crosses the boundary.

7. Total internal reflection can occur when light travels from a rarer medium to a denser medium.
True
False
8. Dispersion of light, like when light passes through a prism, is a result of different wavelengths of light refracting at different angles.
True
False
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