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Questions and Answers
What defines air pollution?
What defines air pollution?
- The introduction of substances or energy into the Earth's atmosphere causing harm to human health and the environment (correct)
- The release of substances or energy into the atmosphere that benefits human health
- The removal of substances from the atmosphere causing ecological damage
- The introduction of energy into the atmosphere to enhance living resources
What are primary pollutants?
What are primary pollutants?
- Pollutants that require secondary reactions to become harmful
- Pollutants found in the atmosphere in the same form as emitted from the source (correct)
- Pollutants that are solely caused by natural factors
- Pollutants formed in the atmosphere due to reactions like hydrolysis and oxidation
Which of the following is an example of a secondary pollutant?
Which of the following is an example of a secondary pollutant?
- Carbon monoxide (CO) emitted from vehicles
- Particulate matter from coal-burning
- Ozone created by reactions in the atmosphere (correct)
- Sulfur dioxide (SO2)
What causes photochemical smog?
What causes photochemical smog?
How are air pollutants classified based on their origin?
How are air pollutants classified based on their origin?
What must occur simultaneously for an air pollution incident according to the text?
What must occur simultaneously for an air pollution incident according to the text?
What is the primary gas that makes up the majority of normal air?
What is the primary gas that makes up the majority of normal air?
What is the role of Earth's gravity in relation to the atmosphere?
What is the role of Earth's gravity in relation to the atmosphere?
What is the chemical symbol for helium in the normal composition of air?
What is the chemical symbol for helium in the normal composition of air?
How is the average molar mass of dry air calculated?
How is the average molar mass of dry air calculated?
What characterizes the pressure of a gas in the atmosphere?
What characterizes the pressure of a gas in the atmosphere?
Which gas constitutes less than 1% of normal air but plays a role in greenhouse gas effect?
Which gas constitutes less than 1% of normal air but plays a role in greenhouse gas effect?
Why does pressure decrease with height in the atmosphere?
Why does pressure decrease with height in the atmosphere?
What causes the stable poorly-mixed conditions characteristic of the stratosphere?
What causes the stable poorly-mixed conditions characteristic of the stratosphere?
What is responsible for the temperature increase up to the stratopause at 50 km in the atmosphere?
What is responsible for the temperature increase up to the stratopause at 50 km in the atmosphere?
What happens above the mesopause at 90 km in the atmosphere?
What happens above the mesopause at 90 km in the atmosphere?
What causes a non-linear decrease of equilibrium radiative temperature with height in the atmosphere?
What causes a non-linear decrease of equilibrium radiative temperature with height in the atmosphere?
Which process defines the well-mixed region known as the troposphere?
Which process defines the well-mixed region known as the troposphere?
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