A source of air pollution refers to an emission source that does not move, also known as a point source.

a) stationary source
b) mobile source
c) primary source
d) static source



Answer :

Final answer:

Stationary and mobile sources of air pollution are distinct by their mobility. Area sources, comprised of multiple small emitters, also contribute significantly to pollution.


Explanation:

Stationary sources of air pollution are fixed emission sources that do not move, such as factories and power plants. On the other hand, mobile sources are capable of moving and include vehicles like cars and buses. Additionally, there are area sources, which consist of many small pollution sources together, making their combined emissions significant.


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