Q. Define meter and write its sub multiples.

Meter

            The meter (m) is the SI unit of length and is defined as: The length of the path traveled by light in vacuum during the time interval of 1/299 792 458 of a second.

 

1000m = 1km

100cm =1m

1cm = 10mm

1inch = 2.53cm

12 inch = 1 ft

1 yard = 3ft