How is air qualified?

Question

im doing a project for my health class about pollution like air, water, noise and land pollution.

Answer 1

Both as a gas and a fluid

both liquids and gasses are termed as fluids as their atoms can freely pass over each other.

Answer 2

I don't think you are asking this in the right catagory.. but check out the site below. It should get you started!

Answer 3

The quality of are is expressed in a few different ways.  There are pullution indexes and also pollen indexes.  Google those and you should find more information.  They basically give a unit per volume ammount of pollen or pollution in the air.

Answer 4

I would classify it as a gas