Filtering Light

Learning Object — Clip
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Clip: Filtering Light

See how a colored gel can affect the appearance of an object

Learning Objectives

  1. Understand that light is energy that can be seen.
  2. Know that light travels in the form of a transverse wave.
  3. Identify certain sections of a transverse wave. In the video, a diagram depicts a transverse wave oscillating up and down (please note that ordinary light waves from the sun or a lamp vibrate in all di...

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Supporting Activities

  1. Experiment with Gels: Gels are pieces of colored plastic used by the entertainment industry to achieve certain lighting effects. They work by allowing only specific wavelengths of light to pass through them. For example, a red gel only lets red light to pass. Pass out a set of gels (blue, red, and green), clipboard, and some paper to each s...

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Filtering Light