BBC Learning Zone Clips

CLIP 13917

Why are some stars different colours? (animation)

Why are some stars different colours? (animation)
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Key Info
  • Why are some stars different colours? (animation)
  • Duration: 00:40
  • You may have heard of red giants or white dwarfs. Dr Tim O'Brien, Associate Director of Jodrell Bank Observatory, explains how the colour of a star is affected by its temperature. This allows scientists to work out the temperature of a star by measuring the colours.
  • Subject:

    Science

       Topic:

    The Earth and Beyond

  • Keywords: Stargazing, star, light, colour, red, blue, red giant star, white dwarf star, temperature, space
Ideas for use in class
  • Useful as part of extended work on space. Children can watch this before starting their own research about the universe. This can also be used as a plenary for a lesson about light and colour.
Background details
  • Clip language : English
  • Aspect ratio : 16x9

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