Length, Mass and Capacity
Category : 2nd Class
Length, Mass and Capacity
Synopsis
LENGTH
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The eraser is 3 cm long. The pencil is between 1 cm and 10 cm. The pencil’s length is 10 cm - 1 cm = 9 cm. |
The lengths of objects can be measured using a ruler or a tape.
The lengths and heights of objects and distances between objects can be measured in centimetres (cm) and metres (m). Longer distances are measured in kilometres.
1 m = 100cm
1000 m = 1 km
MASS (WEIGHT)
The milk bottle is heavier
than the 1 kg mass.
The flour packet is as heavy as the 1 kg mass.
The bread is lighter than the 1 kg mass.
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· Mass can be measured in kilograms (kg) and grams (g). · 1 kg is equal to 1000 g. 1 kg is more than 1 g. · Half a kg is 500 g. |
The mass of an object is measured using a scale. There are different types of scales. Each marking on the scale stands for different masses.
CAPACITY
Volume is the amount of liquid (e.g., water Juice) in a container.
Capacity of a container is the volume of the liquid that it can hold.
Volume is measured in litres (Z) and millilitres (m\[l\]).
1 I = 1000 m\[l\].
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