DO YOU HAVE 1 ANSER (very simple SCIENCE) 10 points?

Question

air pollutants such as ozone and smog are ----(blank)--------- pollutants?

10 points,thanks

(cross word)

-9 letter word

-2nd letter is E

-7th letter is A

Answer 1

try SECONDARY pollutant, it occurs thru a chemical reaction.

Answer 2

Ozone isn't an air pollutant--it's an atmospheric entity, smog on the other hand is manmade crud that comes out of our cars and factories.  Ozone blocks out harmful sunrays, and if we keep it up we will all have a nice tan very soon.

Answer 3

Secondary

Secondary pollutants include some particles formed from gaseous primary pollutants and compounds in photochemical smog, such as nitrogen dioxide, ground level ozone and peroxyacetyl nitrate (PAN).

Answer 4

secondary polutants ,a result of something else