Choosing Suitable Units

the metric units you would use to measure "the length of tennis court" is...

• m

• km

• m²

• km²

the metric units you would use to measure "the mass of an orange" is...

• gram

• kg

• tonne

• cm²

the length of a postage stamp

• m

• cm

• kg

• g

the mass of a cat

• kg

• g

• tonne

• mg

the capacity of bathtub

• kg

• g

• litre

• ml

the capacity of a spoon

• litre

• ml

• kg

• g

the area of cricket pitch

• cm²

• km²

• ml

• m²

the area of the cover of a book

• cm²

• m²

• mm²

• km²

volume of an ocean

• Km³

• m³

• mm³

• cm³

the area of a city

• cm²

• km²

• m²

• dm²