Question

4.Which is the best unit to use when measuring the length of a car: a meter or kilometer?

5.Which is the best unit for measuring the mass of a large pumpkin: grams or kilograms?

6.Which is the best unit to use when measuring the amount of water in a pond: liters or kiloliters?

Answer 1

In S.I units

Length= meters, but for distance travelled by Car Kilometer is preferred.

Mass= Kilogram,

For liquid=Liters.

In British system

Length is measured in Foots, and liquids in Pound.