Year 8 Light
Year 8 Light Keywords.
Terms
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- rainbow
- an arc of colored light seen in the sky
- spectrum
- all the colours of the rainbow/ different coloured light
- Light source
- an object that gives out light energy
- dispersion
- splitting of a ray of light
- light year
- the distance light travels in one year
- secondary colours
- are cyan, yellow and magenta
- primary colours
- are red, blue and green
- filter
- absorbs colours and eg. if the filter is red it transmits only red light
- refraction
- bending of a ray of light
- reflection
- the image of something as reflected by a mirror (or other reflective material)