A kilometre is quite a long unit of measurement. For this reason you would use it to measure large things on earth. For example:
Cubic kilometres.
Kilometres or miles.
Kilometers
Kilometres measure length. Hectares measure area. Your question is like saying, how many metres in a football field.
Its height (above mean sea level): metres Its length: kilometres - or metres if it is a really short trail.
Kilometres. Kilometres. Kilometres. Kilometres.
Correct, the length of a race can be measured in kilometres.
a car does not measure miles or kilometres you do
how
Cubic kilometres.
Kilometres is a measure of distance, litres is a measure of volume.
Speed and distance.
Cubic kilometres.
It is a measure of distance, equal to 2.09 kilometres.It is a measure of distance, equal to 2.09 kilometres.It is a measure of distance, equal to 2.09 kilometres.It is a measure of distance, equal to 2.09 kilometres.
You would use square kilometres.
The basic metric unit for length is the metre. Rivers would be measure in kilometres (1,000s of metres)
Kilometres are comparable to Miles. You can measure long distances such as the distance between two cities, etc. 1 kilometre equals 0,62 miles.