Question

write few lines abut air and water and it uses

Answer 1

air is we breath we need air for our live
water is we drink we need water for our live
both are very important for us
thanks
and sorry for my any mistake

Answer 2

=>The thing which we need that is Oxygen which is present in air.. air is a mixture of different gases which is used by humans plants animals etc.. some gases have disadvantages while some have advantages.. air is present all around us the place which is vacuum is having no air..

=> water which we need for living if there is no water we can't live more than 2 to 3 days..
there are two types of water hard water and soft water..
water is used for different things our Earth is covered mostly of water 72% of water is found on earth but this is not Portable water only some of the 72% is potable water..
water is used in daily life and the most important thing that we use water for drinking water also helps in our body for digestion and also protects our skin keeps our skin smooth and also in the removal of waste...

hope it helps