Electromagnetic Spectrum

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* Below is the electromagnetic spectrum; starting with short wavelengths and getting longer. We have also included some common uses which you may need to give in an exam question
* Gamma rays. Cancer treatment
* X-rays. Medical uses and security (at airports etc)
* Ultraviolet. Sun tanning
* Visable light. Human sight
* Infrared. Cooking (heat)
* Microwaves. Cooking
* Radio waves. Communication