Estimating Length

Which unit would you use to measure the height of the cup?

• mm

• cm

• m

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

• m

• mm

• cm

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

• cm

• mm

• km

Which unit would you use to measure the length of a street light?

• m

• cm

• mm

1 meter is composed by:

• 100 centimeters

• 1 centimeter

• 10 centimeters

Which of the following can be used to estimate length:

• My hand span

• My hair

• My cellphone

1 kilometer is composed by:

• 100 meters

• 1,000 cm

• 1,000 meters

A close estimation to the length of this pool is:

• 80 kilometers

• 8 meters

• 80 centimeters

What tools can be used to measure length?

• A ruler

• A spoon

• A meter tape

• A car

A close estimation for the height of this building is:

• 10 meters

• 10 centimeters

• 10 kilometers