Units of length

Which unit of length is the smallest?

• millimetre

• centimetre

• metre

• kilometre

Which unit is the largest unit of length?

• millimetre

• centimetre

• metre

• kilometre

What is the base unit of measurement to measure distances and lengths?

• The millimetre (mm)

• The centimetre (cm)

• The metre (m)

• The kilometre (km)

What does the prefix 'milli' means?

• ten

• one hundred

• one thousand

• one thousandth

What does the prefix 'centi' means?

• one

• ten

• one hundredth

• one hundred

What does the prefix 'kilo' means?

• one tenth

• one hundred

• one hundredth

• one thousand

Which unit would you use to measure the length of a bath tub?

• millimetres

• centimetres

• metres

• kilometres

Which unit would you use to measure the distance between two cities?

• millimetres

• centimetres

• metres

• kilometres

Which unit would you use to measure the length of an ant?

• millimetres

• centimetres

• metres

• kilometres

What is the correct order from least to greatest for the metric unit of measurement? 

• millimeter - centimeter - meter - kilometer 

• centimeter - meter - kilometer - millimeter

• kilometer - meter - centimeter - millimeter

• centimeter - millimeter - kilometer - meter