Question

9. Match the following methods of water purification with their correct definitions.
Definition
Purification
Method
Decantation
UV purification
This process involves boiling the water and then condensing the
water vapour
This process is useful for removing impurities, when the impuritie
are heavier than water.
This process uses a special type of light called ultraviolet light to
the germs in impure water.
This process involves the slow pouring of clear water after the
impurities are settled at the bottom.
Sedimentation
Distillation​

Answer 1

Answer:

charcoal , sand , rocks , filter, bottle