Convert the following to kilometres and metres:

$20000 \mathrm{m}$

Convert $2225 \mathrm{cm}$ into metre and centimetre.

Decide whether the below length is longer or shorter and use metre and centimetre accordingly.

The height of your chair.

Metre is the unit for measuring mass.

Convert the length $45 \mathrm{m}$ into centimetre.

Decide whether the below length is longer or shorter and use metre and centimetre accordingly.

The length of a wall.

Convert the following lengths into centimetres.

$5 \mathrm{m} 25 \mathrm{cm}$

Decide whether the below length is longer or shorter and use metre and centimetre accordingly.

The thickness of a book.

Decide whether the below length is longer or shorter and use metre and centimetre accordingly.

The length of a car.

Fill in the blank with $\mathrm{km}, \mathrm{m}, \mathrm{kg}$ or $\mathrm{l}$.

Convert $5555 \mathrm{cm}$ into metre and centimetre.

Decide whether the below length is longer or shorter and use metre and centimetre accordingly.

The height of a building.

Fill in the blank with the correct unit.

A wall is about $3$ _____  (metre/ gram) long.

Decide whether the below length is longer or shorter and use metre and centimetre accordingly.

The length of your shoe lace.

Fill in the blank with $\mathrm{cm}, \mathrm{g}$ or $\mathrm{ml}$.

Which unit will you use to measure the length of a pipe?

Decide whether the below length is longer or shorter and use $\mathrm{m}$ and $\mathrm{cm}$ accordingly.

The length of a tooth brush. _____