Light Waves Worksheet
Explore the properties and behavior of light waves with this Grade 7 science worksheet, covering reflection, refraction, and the electromagnetic spectrum.
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Light Waves Exploration
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Read each question carefully and answer to the best of your ability. Use the provided diagrams to help you understand the concepts.
1. Which of the following best describes light waves?
They require a medium to travel.
They are electromagnetic waves.
They only travel in straight lines.
They are mechanical waves.
2. What happens to light when it hits a smooth, shiny surface and bounces back?
Refraction
Absorption
Reflection
Diffraction
3. The bending of light as it passes from one medium to another is called .
4. The electromagnetic spectrum includes visible light, as well as invisible forms of light such as and .
5. All colors of visible light travel at different speeds in a vacuum.
True
False
6. White light is made up of all the colors of the rainbow combined.
True
False
7. Look at the diagram below. Describe what is happening to the light as it passes through the prism.
Match each term with its correct definition.
8. Wavelength
a. The bouncing back of light from a surface.
9. Frequency
b. The distance between two consecutive crests or troughs of a wave.
10. Reflection
c. The number of waves that pass a fixed point in a given amount of time.