Waves for communication. What do these have in common?

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Presentation transcript:

Waves for communication

What do these have in common?

Communication using EM Waves Infra red Remote controls Night vision goggles Visible light Television Fibre optics Text messaging/ Video Radiowaves Mobile phones Television Radio Mobile phones Games console controller Microwaves Mobile phone towers Satellite communications

Plenary

Light Microwaves Radio Infra-red ‘Bluetoothing’ a photograph to a friend’s phone Transmitting a conversation from a mobile phone mast to a the phone network A phone call to America being sent down a transatlantic fibre optic cable Using a TV remote