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Ninth Grade (Grade 9) Light and Optics Questions

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Grade 9 Light and Optics
A flat surface that produces an image by regular reflection is
  1. a plane mirror.
  2. a convex mirror.
  3. a concave mirror.
  4. none of the above.
Grade 9 Light and Optics
The reflection of light off a shiny, smooth surface is
  1. diffuse reflection.
  2. regular reflection.
  3. irregular reflection.
  4. none of the above.
Grade 9 Light and Optics
Sunlight is comprised of which type or types of electromagnetic radiation?
  1. Gamma rays
  2. Visible light
  3. Ultraviolet light
  4. All of the above
Grade 9 Light and Optics
The scattering of light by a colloid is called the
  1. Boyle's Law
  2. Law of Conservation of Mass
  3. Charles Law
  4. Tyndall Effect
Grade 9 Light and Optics
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