How do you calculate wave speed? Give the units of measurement
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Card 17
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How do you calculate distance? Give the units of measurement
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Card 18
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An ultrasound wave has travelled 1520m/s and took 4.5 seconds to reach the seabed. Work out the distance traveled.
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Card 19
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A pulse of ultrasound takes 0.00005s to travel to the head of a foetus and back again. The average speed of sound in the body is 1540m/s, calculate the distance of the scanner from the foetus
