Well, this is an educated guess, but i would say that some chemical reacts with air and breaks down the things that make the sense, but before this reaction, there is no sense, remember that, so after the chemical breaks down the stuff, a chemical reaction occurs, giving off the sense
hope it helps!
Answer:
D. between its two largest cities
Explanation:
The capitol of Australia, Canberra, is located between Australia's largest cities Melbourne (northwest) and Sydney (southwest).
Answer:
Cold, dry
Explanation:
Humid air is often more associated with tropical climates, and we can assume from "polar" that the answer would be cold.
If there are too many people that are retires there will be no working class therefore there will be a large problem when it comes to italys working people and there will be too many jobs and not enough people