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list of metric measurement types - mm, cm, m, km

The metric system is used to measure the length, weight or volume of an object. Length is measured in millimetres (mm), centimetres (cm), metres (m) or kilometres (km).

  • 1 cm = 10 mm
  • 1 m = 100 cm
  • 1 km = 1000 m
  • 1 cm is about the width of a staple
  • 1 m is about the width of a single bed
list of metric measurement types - mm, cm, m, km

Weight is measured in grams (g) and kilograms (kg). Volume is measured in millilitres (ml) and litres (l).

  • 1 kg = 1000 g
  • 1 l = 1000 ml
  • 1 kg is the weight of seven apples
  • 1 l is the volume of a carton of orange juice

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