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CLIP 241

Why the sky is blue

Why the sky is blue

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All Class Clips content is available to watch on mobile, tablet and desktop devices on our new Knowledge & Learning BETA website.

Key Info
  • Why the sky is blue
  • Duration: 03:31
  • A meteorologist explains that the Sun produces white light, which is a mixture of all the colours of the rainbow. A white light source, a tank of water and milk powder are used to show why the sky appears to be blue and the Sun appears to change from yellow to red as it sets in the evening.
  • Subject:



    Phys: Waves - Sound and Light

  • Keywords: colour, refraction, sky, sun, light, scattering, spectrum
Ideas for use in class
  • Interesting phenomena to develop ideas and evidence. Extension material for G&T when discussing colour filters.
Background details
  • Clip language : English
  • Aspect ratio : 4x3

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