Kilometer is the American English form. The word has French origins so its proper form, that is also used in British English, is kilometre.
kilomeaters
kilometer
It all depends upon what you mean by "correct". The spelling used by the International Bureau of Weights and Measures is "kilometre". However, the spelling "kilometer" is far more commonly used in the United States of America. (The same applies to metre/meter, millimetre/millimeter, etc.) The best advice is therefore to use whichever spelling better fits the context: "kilometer" in an exclusively US context, "kilometre" in an international or worldwide context. +++ ' Spelling "metre" and its compounds in that way retains and respects their French origin. Essentially, in UK English, a metre is a measure and a meter measures!
The spelling kilometre (1000 metres) is used in most of the world.In the US and some other English-speaking contries, the spelling kilometer (1000 meters) is used
Kilometer/kilometre is longer. One kilometer, or kilometre, is about 1000 yards.
A kilometre - there are 1,000 metres in a kilometre !
There are 1000 m in a kilometre.100000 cm in a kilometre and 1000000 mm in a kilometre
20% of a kilometre is 200 metre, or 0.2 kilometre.
Metre is the Australian spelling of metre.
A kilometre!
The correct spelling of the metric (SI) unit of distance is kilometer (1000 meters).
kilometre
1 kilometre = 1000 metres