Light Waves Physics Worksheet
A Grade 12 Physics worksheet on light waves, covering wave properties, electromagnetic spectrum, reflection, refraction, and diffraction.
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Light Waves Physics Worksheet
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Read each question carefully and answer to the best of your ability. Show all calculations for quantitative problems.
1. Which of the following properties is true for all electromagnetic waves?
They require a medium for propagation.
They travel at different speeds in a vacuum.
They are transverse waves.
They have varying wavelengths but constant frequency.
2. The illustration below shows the anatomy of a wave. Which letter represents the wavelength?
A
B
C
D
1. The phenomenon where light bends as it passes from one medium to another is called .
2. The electromagnetic spectrum ranges from long wavelength radio waves to short wavelength rays.
3. When light waves bounce off a surface, it is known as .
1. Explain the difference between constructive and destructive interference of light waves.
2. Describe Snell's Law and its application in understanding refraction.
1. All colors of visible light travel at the same speed in a vacuum.
True
False
2. Diffraction is the bending of light waves around obstacles or through small openings.
True
False
1. A light ray travels from air (n=1.00) into glass (n=1.52) at an angle of incidence of 30°. Calculate the angle of refraction.