The electromagnetic spectrum
- Created by: Penny
- Created on: 18-11-12 11:00
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The electromagnetic spectrum
Electromagnetic waves froma continuous spectrum and all types of electromagnetic waves travel at the same speed through a vacuum
Radio waves, microwaves, infrared waves and visible light can all be used for communication
- Radio waves- television and radio
- Microwaves- mobile phones and satallite television
- Infrared- remote controls
- Visible light- photography
- Ultra…
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