measurement

1. Measurement
By Aniruddh Kommajosyula
III C
Delhi Public School, Nerul
IT IS THE PROCESS OF FINDING OUT THE
SIZE OR QUANTITY OF SOMETHING.

2. Unit
A UNIT IS A FIXED QUANTITY THAT IS USED
AS STANDARD OF MEASUREMENT.

3. Length
 Length is the size or the measurement of how
long something is.
 In early days, body parts were used to measure
lengths. They are:
Hand Span Cubit
Foot Span Stride

4. Metre
 The metre is the unit used for measuring lengths.
 Smaller lengths are measured in centimetres.
 m – metre
 cm – centimetre
Do you know:
 The tallest building in the world is in Dubai.
 It is 829.8 m high.

5. Mass
 Mass tells us the amount of material an object
contains.
 Weighing balance is used to find the mass of an
object.
 Kilogram is the unit used for measuring mass.
 Smaller masses are measured in grams.
 kg – Kilogram
 g -- gram

6. Capacity
 Capacity of a container is the amount of liquid it can
hold.
 Litre is the commonly used unit for measuring
capacity.
 Smaller amounts of liquid are measured in millilitres.
 l – litres
 ml – millilitres
 A measuring cylinder is used to
measure the amount of liquid.
 Measuring cylinders come in
various capacities.

7. Time
 Time is measured using a clock or a watch.
 The unit for measuring time is seconds.
 We also use minutes and hours as other units.