Ozone would be the secondary pollutant because it is caused when two primary pollutants react. Hope this helps!
Ans These differences show that they belong to a same kind of species. But in science whales are categorized as mammal
Explanation:
The mantle is made of a solid rocky substance.
Answer:
Las sociedades industrializadas generan una gran cantidad de productos que no son imprescindibles para el ser humano, por lo que se usan un tiempo y son desechados.
