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Difference between revisions of "Spectrum"

(About Spectra)
 
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===References===
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:[https://www.amazon.co.uk/gp/product/0198359837/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359837&linkCode=as2&tag=nrjc-21&linkId=3c4229e8b023b2b60768e7ea2307cc6f ''Spectrum, pages 152, 164, 178-179, Gateway GCSE Physics, Oxford, OCR  '']

Latest revision as of 09:58, 20 December 2019

Key Stage 2

Meaning

All the colours in the rainbow.

The spectrum is all the colours of the rainbow.

About the Spectrum

The spectrum is made of the following colours:
  • Red
  • Orange
  • Yellow
  • Green
  • Blue
  • Indigo
  • Violet

Key Stage 3

Meaning

A spectrum is when the different wavelengths of visible light are separated.

About Spectra

The spectrum of white light can be seen in a rainbow.
A prism can be used to make a spectrum.
The spectrum of white light is made of the following colours:
  • Red
  • Orange
  • Yellow
  • Green
  • Blue
  • Indigo
  • Violet
If a spectrum is made from non-white light then it may not have all these colours.

Key Stage 4

Meaning

A spectrum is when the different wavelengths of visible light are separated.

About Spectra

A spectrum depends on the source of light.
FlameEmissionSpectroscopy.png
The spectra for the emission of light from different elements are shown.

References

OCR

Spectrum, pages 152, 164, 178-179, Gateway GCSE Physics, Oxford, OCR