Grade 9 Science: Properties of Light
Explore the fundamental properties of light including reflection, refraction, and the electromagnetic spectrum.
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Grade 9 Science: Properties of Light
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following phenomena best describes why a spoon appears bent when placed in a glass of water?
Reflection
Refraction
Diffraction
Dispersion
2. Which color of visible light has the longest wavelength?
Blue
Green
Red
Violet
3. The bending of light as it passes from one medium to another is called .
4. A prism separates white light into its constituent colors through a process known as .
5. Explain the Law of Reflection, including the terms 'angle of incidence' and 'angle of reflection.'
6. Observe the diagram below showing white light passing through a prism. Label the colors of the spectrum in the correct order.
(Longest wavelength)
(Shortest wavelength)
7. Light travels fastest through a vacuum.
True
False
8. Opaque objects allow all light to pass through them.
True
False
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