The speed 18 km/h is the same as 5 m/s. Using this result, answer the following questions: (a) Express the speeds, 1.2 m/s, 35 m/s and 625 m/s in kilometres per hour.
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Answer: Km to per second
Explanation:
One meter per second is exactly 3.6 kilometres per hour, or about 2.237 miles per hour. A kilometre per hour is a unit of speed. Something travelling 1 kilometre per hour is travelling about 0.278 metres per second, or about 0.621 miles per hour
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