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A spaceship has a speed of 500000 meters per second. Calculate, in scientific notation, the speed in km per hour.
13 years ago

Answers

Reiny
500000 m = 500 km
1 second = 1/3600 hour

so 500000m/sec
= (500/[(1/3600)] km/h
= 1800000 km/h
= 1.8 x 10^6 km/h
13 years ago

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