Asked by callie

Which of the following is a source of photochemical smog.
A. Fossil fuels
B. Wind energy
C. Biomass fuels
D. Nuclear energy
Is the answer A?
Answered by Ms. Sue
Yes. You're right again.
Answered by DrBob222
Yes, but fossil fuel emissions are not the only ingredient.
Answered by MJ
okkkkkkk so A?
Answered by Jake Stelk
What are all the answers to the Unit Test?
Answered by R.I.P.
Now I'm not trying to be mean but unit test should be done on your own.
(Sorry this message is a very very late reply).
Answered by
on god!!!!!!!!!!!!!! thank you R.I.P.
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