What is a secondary pollutant? Question 10 options: a pollutant emitted into the troposphere in a form that is directly harmful a minor pollutant released by a factory a pollutant that develops after a chemical reaction with chemicals normally present in the atmosphere

A pollutant that develops after a chemical reaction occurs with chemicals normally present in the atmosphere

Explanation:

Secondary pollutants are not usually formed or emitted from the normal sources we know like vehicles. They're formed in the atmosphere from combination of some chemicals with primary pollutants, example of secondary pollutant is ozone, which is the reaction of hydrocarbons and nitrogen oxides.

A pollutant that develops after a chemical reaction with chemicals normally present in the atmosphere.

Explanation: A pollutant is any substance that pollutes something

Pollutants can either be primary or secondary.

A secondary pollutant is a pollutant thay has no direct source. It is a pollutant that forms in the atmosphere.

They include photochemical oxidants and secondary particulate matter.

d. stage 4

explanation:

the existence of some kind of demographic transition is widely accepted in the social sciences because of the well-established historical correlation linking dropping fertility to social and economic development.[1] scholars debate whether industrialization and higher incomes lead to lower population, or whether lower populations lead to industrialization and higher incomes. scholars also debate to what extent various proposed and sometimes inter-related factors such as higher per capita income,lower mortality, old-age security, and rise of demand for human capital are involved.[2]

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the answer you are looking for is relatively steep.

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