Colour
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A set of slides created to teach Colour to learners at Bishops Diocesan College in Cape Town.

A set of slides created to teach Colour to learners at Bishops Diocesan College in Cape Town.

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Colour Presentation Transcript

  • 1. Colour G12 K Warne
  • 2. Wave Speed SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net
  • 3. Vision SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net
  • 4. Colour ADDITION - Light Primary Colours: R, G & B Complementary Colours: R & Cy M&G Y&B SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net
  • 5. Selective Reflection Magenta Cyan Yellow • Opaque objects - light does not pass through them. • The color of opaque objects is dependant on the colors that are absorbed. SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net
  • 6. Blue Blue (in white light) • BLue is seen when red and Green are absorbed. SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net
  • 7. How a rainbow is formed? R O Y G B I V Same order! SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net
  • 8. Colour Problems 1. When monochromatic light passes through glass its frequency changes. T/F ?? (2) 2. Cut glass is used to make ornaments. In light, it shows all the colours of the rainbow. Which ONE of the following is NOT an explanation for this observation? A B C D White light consists of a spectrum of colours. Each colour in white light is refracted by different amounts in glass. Cut glass has its own characteristic colours. White light splits into colours of different frequencies as it passes through glass. (3) 3. SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net
  • 9. Keith Warne Hi - This is a SAMPLE presentation only. My FULL presentations, which contain loads more slides and other resources, are freely available on my resource sharing website: www.warnescience.net (paste into your browser if link above does not work) Have a look and enjoy! SAMPLE ONLY SAMPLE ONLY SAMPLE ONLY For FULL presentation click HERE >> www.warnescience.net