Measurement of weight
Some things are heavier than other things. We measure the weight of things to know how heavy or light they are. Standard unit of weight is kilogram.
Hence, Johny is 2 more kg than Jack making him heavier than Jack
Example 2
Hence, A pillow is 800 grams which is lighter than four pillows
We have weight stones to measure weight of any object. These weights stones are given below:
Balance machines
We weigh things on a balance machine. Balances are of different types.
Converting kilograms to grams.