The Earth revolves around the sun in a circular path. This is an example of motion. (periodic/rectilinear)

A car moving on a straight road is in _____ motion. (rectilinear/circular)

We can accurately measure the length of a table with a _____.

In the figure below, the correct position(s) of eye to get correct measurement of length is

In the figure below, the correct measurement of the length of the card is

The distance between two bus stops is $3540 \mathrm{m}$. Express this distance in $\mathrm{km}$.

The distance between two bus stops is $3540 \mathrm{m}$. Express this distance in $\mathrm{cm}$.

Give the SI unit of length.