Lasers (P1)

  • Created by: caits
  • Created on: 10-04-14 11:05

A laser gives a narrow intense beam of light. Compare this with a light bulb. A lightbulb gives off light that spreads out in all directions. The waves from a lightbulb are of many different frequencies covering the light spectrum from red to violet (ROYGBIV). The light from a laser is a oure colour. This means that the light waves are all the same…


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