Electromagnetic Spectrum 0.0 / 5 ? PhysicsElectromagnetic SpectrumGCSEOCR Created by: sexyhendogCreated on: 22-04-16 20:44 Radio waves have ___ wavelengths Long 1 of 19 The spectrum goes radio, micro, ___ Infa-red 2 of 19 Fibre optics is made possible by Total internal reflection 3 of 19 The highest energy wave of the spectrum Gamma 4 of 19 The wave with the least energy Radio 5 of 19 laser waves are all In phase 6 of 19 Lasers are used in CD players 7 of 19 All laser waves are the same frequecy/___ Monochromatic 8 of 19 Infa-red can be used around the home Remotes 9 of 19 Infa-red can monitor temperature , uses Night vision 10 of 19 Long radio waves __ _______ the atmosphere Go through 11 of 19 Radio wavelengths __ - __m reflect from ionosphere 10 100 12 of 19 Diffraction _______ signal strength Reduces 13 of 19 Radio Waves are mainly used for _____________ Communications 14 of 19 Microwaves are used for _______ Phones 15 of 19 Microwaves can __________ the atmosphere Get through 16 of 19 Microwaves need ___________ to be detected Line of sight 17 of 19 The size of teh EM receiver depends on __________ Size of wave 18 of 19 Microwaves are partially absorbed by _____ Water 19 of 19
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