Question

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

Answer 1

Answer:

Decantation- This process involves the slow pouring of clear water after the  impurities are settled at the bottom

UV Purification- This process uses a special type of light called ultraviolet light to kill the germs in impure water

Sedimentation- This process is useful for removing impurities, when the impurities are heavier than water

Distillation- This process involves boiling the water and then condensing the water vapour

Hope this helps