Earth orbits around the sun at a speed of 67,100 miles per hour (30 kilometers per second). That's the equivalent of traveling from Rio de Janeiro to Cape Town (or alternatively London to New York ...
The table below shows some common conversions. Unit Conversion Example mph to km/h 1 mile = 1.6 km. Multiply by 1.6 to change mph into km/h. A car travels at 30 mph. In kilometres per hour this is ...
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