The principal difference between radio waves and visible light is A. radio waves travel at the speed of sound. B. radio waves carry substantially more energy per photon. C. only visible light ... D. blackbodies cannot produce radio waves. E. radio waves have a longer wavelength than visible light. Answer : E. radio waves have a longer wavelength than visible light. ...
Loud sound can travel a larger distance due to a)higher amplitude b)higher energy c)higher frequency d)high speed Answer : a)higher amplitude...
Longitudinal waves cannot travel through (1) Vacuum (2) Solid (3) Liquid (4) Gas Answer : Vacuum...
Which of the following does NOT travel in a vacuum? A. Radio waves B. Gamma rays C. Magnetic waves D. Sound waves Answer : D. Sound waves...
Which of the following does NOT travel in a vacuum? w) radio waves x) gamma rays y) magnetic waves z) sound waves Answer : ANSWER: Z -- SOUND WAVES...
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