Estimate the length of the following objects and verify by measuring it actually.

Name of the object	Estimated length	Actual length

Estimate the length of the following object and verify by measuring it actually.

Name of the object	Estimated length	Actual length

Circle the odd one.

$1.\mathrm{mm} 2.\mathrm{cm} 3.\mathrm{m} 4.\mathrm{Cubit}$

$4$ meter = _____ $\mathrm{cms}$

Match the following.

Write all the non-standard units.

$1$. Finger span

$2$. _____

$3$. _____

$4$. _____

$5$. _____
 

Write all the standard units you know.

$1$. Millimeter

$2$. _____

$3$. _____

$4$. _____

$5$. _____

Write in short form.

Kilometer : _____

Write the given units in ascending order.

$\mathrm{mm}, \mathrm{meter}, \mathrm{cm}, \mathrm{km}$