A square kilometer is a square that measures 1 kilometer by 1 kilometer
There are 39,370,079,000 microinches in a kilometer.
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There are 500 meters in a half kilometer; a kilometer is 1,000 meters.
The measure unit of a kilometer stick is kilometer.
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A Kilometer is bigger than a meter
1 Kilometer is equal to 1000 Meters whereas 1 Centimeter is equal to 1/100th of a Meter,so a Kilometer is much bigger. .