WELL AP Air ACTUAL Questions and
CORRECT Answers
What is carbon monoxide? - CORRECT ANSWER - A colorless, odorless, and highly
poisonous gas.
How is carbon monoxide formed? - CORRECT ANSWER - By incomplete combustion.
What effect does carbon monoxide have on hemoglobin? - CORRECT ANSWER - It
replaces oxygen in hemoglobin, limiting the blood's ability to deliver oxygen.
What can exposure to carbon monoxide lead to? - CORRECT ANSWER - Death.
What type of element is Radon? - CORRECT ANSWER - A noble gas
Is Radon colorless and odorless? - CORRECT ANSWER - Yes
What is the origin of Radon? - CORRECT ANSWER - It is produced by the radioactive
decay of radium.
Where can Radon be found? - CORRECT ANSWER - In minute amounts in soil, rocks,
and the air near the ground.
Nitrogen dioxide - CORRECT ANSWER - A product of combustion mainly found near the
source of combustion (e.g., wood fires, traffic).
What are volatile organic compounds (VOCs)? - CORRECT ANSWER - Organic
materials that evaporate and diffuse easily at ambient temperatures.
, What types of products emit volatile organic compounds (VOCs)? - CORRECT
ANSWER - A wide variety of building materials, paints, and common consumer products.
Mechanical ventilation - CORRECT ANSWER - Ventilation provided by mechanically
driven systems (e.g., motor-driven fans, blowers).
Secondhand smoke - CORRECT ANSWER - Smoke that is exhaled by a person smoking
or released from burning tobacco products and inhaled by others nearby.
Thirdhand smoke - CORRECT ANSWER - Nicotine and other chemicals from tobacco
smoke that remain on indoor surfaces after smoking stops.
What is Sick Building Syndrome (SBS)? - CORRECT ANSWER - A set of symptoms that
typically affect workers in modern airtight office buildings.
What are some common symptoms of Sick Building Syndrome (SBS)? - CORRECT
ANSWER - Headache, fatigue, eye irritation, and breathing difficulties.
What is believed to cause Sick Building Syndrome (SBS)? - CORRECT ANSWER -
Indoor pollutants and poor environmental control.
Displacement ventilation - CORRECT ANSWER - An air distribution mechanism where
conditioned outdoor air enters from air supply diffusers near floor level at a low velocity and
exits above the occupied zone, normally at ceiling height.
Natural ventilation - CORRECT ANSWER - Process of using natural air movement and
pressure differences to passively provide spaces with outdoor air.
Mechanically conditioned - CORRECT ANSWER - Spaces where heating and/or cooling
is provided by building systems that add or remove heat.
CORRECT Answers
What is carbon monoxide? - CORRECT ANSWER - A colorless, odorless, and highly
poisonous gas.
How is carbon monoxide formed? - CORRECT ANSWER - By incomplete combustion.
What effect does carbon monoxide have on hemoglobin? - CORRECT ANSWER - It
replaces oxygen in hemoglobin, limiting the blood's ability to deliver oxygen.
What can exposure to carbon monoxide lead to? - CORRECT ANSWER - Death.
What type of element is Radon? - CORRECT ANSWER - A noble gas
Is Radon colorless and odorless? - CORRECT ANSWER - Yes
What is the origin of Radon? - CORRECT ANSWER - It is produced by the radioactive
decay of radium.
Where can Radon be found? - CORRECT ANSWER - In minute amounts in soil, rocks,
and the air near the ground.
Nitrogen dioxide - CORRECT ANSWER - A product of combustion mainly found near the
source of combustion (e.g., wood fires, traffic).
What are volatile organic compounds (VOCs)? - CORRECT ANSWER - Organic
materials that evaporate and diffuse easily at ambient temperatures.
, What types of products emit volatile organic compounds (VOCs)? - CORRECT
ANSWER - A wide variety of building materials, paints, and common consumer products.
Mechanical ventilation - CORRECT ANSWER - Ventilation provided by mechanically
driven systems (e.g., motor-driven fans, blowers).
Secondhand smoke - CORRECT ANSWER - Smoke that is exhaled by a person smoking
or released from burning tobacco products and inhaled by others nearby.
Thirdhand smoke - CORRECT ANSWER - Nicotine and other chemicals from tobacco
smoke that remain on indoor surfaces after smoking stops.
What is Sick Building Syndrome (SBS)? - CORRECT ANSWER - A set of symptoms that
typically affect workers in modern airtight office buildings.
What are some common symptoms of Sick Building Syndrome (SBS)? - CORRECT
ANSWER - Headache, fatigue, eye irritation, and breathing difficulties.
What is believed to cause Sick Building Syndrome (SBS)? - CORRECT ANSWER -
Indoor pollutants and poor environmental control.
Displacement ventilation - CORRECT ANSWER - An air distribution mechanism where
conditioned outdoor air enters from air supply diffusers near floor level at a low velocity and
exits above the occupied zone, normally at ceiling height.
Natural ventilation - CORRECT ANSWER - Process of using natural air movement and
pressure differences to passively provide spaces with outdoor air.
Mechanically conditioned - CORRECT ANSWER - Spaces where heating and/or cooling
is provided by building systems that add or remove heat.
