A kilometer is a unit of length. It is equal to a thousand meters (since "kilo" means thousand).
Kilometres are the appropriate unit.
Correct, the length of a race can be measured in kilometres.
The basic metric unit for length is the metre. Rivers would be measure in kilometres (1,000s of metres)
In the metric system kilometres would be used. In the Imperial system miles would be used.
In the U.S. the mile is used as a measurement for the length of a highway. In the U.K it is the kilometer.
You would use square kilometres.
i would say kilometres
metres, kilometres .................................
Kilometres or miles.
Square kilometres.
Kilometres
Kilometres
Its radius in Kilometres would be appropriate.
- a measuring tape - a kilometer counter on vehicles
Kilometres or miles.
Kilometres. Kilometres. Kilometres. Kilometres.
You could use square kilometers (km²) or square miles (mi²) to measure the area of Britain.