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Search Results for light - All Grades

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Grade 4 Waves and Sound
Which of the following creates a single color of light?
  1. prism
  2. laser
  3. concave lens
  4. convex lens
Grade 5 Waves and Sound
Grade 4 Waves and Sound
When a prism refracts the light into a rainbow, where do the colors come from?
  1. In the prism
  2. In the white light
  3. In water
  4. In the air
Grade 5 Waves and Sound
Grade 5 Waves and Sound
Grade 7 Waves and Sound
A polarizing filter is designed to
  1. let light in
  2. increase vibrations
  3. block light out
  4. help you get a sun tan
Grade 4 Waves and Sound
You stand in front of your friend. Your friend hides behind you. Why can't people see your friend?
  1. You are transparent.
  2. You are translucent.
  3. You are opaque.
  4. You are concave.
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