kg. (kilograms), or tons (thousands of kg.).
centimeters
meters
The answer depends on what you wish to measure: its length (or width or height), its mass, it fuel efficiency, it maximum speed, its maximum acceleration, its tightest turning circle, its power output, its drag, etc.
You can use either unit of measurement.
That is optional. The best unit of measurment would probably be tons.By:Donny Heitler
mass
Meters
It is customary to use the kilogram - though that is technically not a weight, but a mass.
what is the most suitable unit to measure the length of a car key
Feet
You would use the unit of measurement called "kilograms" or "pounds" to measure the weight of a car.
kg. (kilograms), or tons (thousands of kg.).
eathier meters or feet
Gallons or liters.
You would measure the length of a car in metres. An average car is about 4m
You would measure the length of a car in metres. An average car is about 4m