P12 Electromagnetic waves Glossary 0.0 / 5 ? PhysicsElectromagnetic SpectrumGCSEAQA Created by: RealNorthernerCreated on: 24-04-18 12:28 carrier waves waves used to carry any type of signal 1 of 12 charge-coupled device (CCD) an electronic device that creates an electronic signal from an optical image formed on the CCD's array of pixels 2 of 12 contrast medium an X-ray absorbing substance used to fill a body organ so the organ can be seen on a radiograph 3 of 12 electromagnetic spectrum the continuous spectrum of electromagnetic waves 4 of 12 microwaves electromagnetic waves between infrared radiation and radio waves in the electromagnetic spectrum 5 of 12 optical fibre thin glass fibre used to transmit light signals 6 of 12 radiation dose amount of ionising radiation a person receives 7 of 12 radio waves electromagnetic waves of wavelengths greater than 0.10m 8 of 12 ultraviolet radiation (UV) electromagnetic waves between visible light and X-rays in the electromagnetic spectrum 9 of 12 wave speed the distance travelled per second by a wave crest or trough 10 of 12 white light light that includes all the colours of the spectrum 11 of 12 X-rays electromagnetic waves smaller in wavelength than ultraviolet radiation and produced by X-ray tubes 12 of 12
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