Physics, 25.08.2020 21:01 bharadwajp9943
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1) One single water wave travels its own length in 0.8 seconds along the side of a pier. There are 15 waves along the 60 m pier. How fast are the waves travelling in m/s?
2)Radio waves are used in GPS systems to locate people. A signal sent from a satellite reaches a receiver on Earth in 0.12 seconds. How far away is the satellite in km?
3) A bolt of lightning strikes 4 km away. How long does it take for the sound waves from the thunder to reach you?
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1) One single water wave travels its own length in 0.8 seconds along the side of a pier. Th...
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