Applications of EM Waves Flashcards

All 7 cards in this deck

Give two uses of microwaves.

Cooking, communications, satellite transmissions.

Give two uses of infrared.

Thermal imaging (night-vision cameras), cooking, television remote controls, optical fibres, security systems.

Give two uses of ultraviolet.

Detecting forged banknotes, disinfecting water, security marking, fluorescent lamps.

Give two uses of x-rays.

Medical x-rays to see broken bones, airport security scanners, observing the internal structure of objects (e.g. cracks in metals).

Give two uses of gamma rays.

Sterilising food and medical equipment, detecting cancer and treating it (radiotherapy).

Give two uses of radio waves.

Broadcasting (radio and television), communications, satellite transmissions.

Give two uses of visible light.

Seeing (vision), lighting/illumination, photography.