PRINCIPLES
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
Which device would you use if you wanted to reduce the relative humidity in a
room?
a. humidifier
b. heat recovery ventilator
c. sump pump
d. dehumidifier - ANSWERS-d. dehumidifier
QUESTION 2
What is the technical term for moisture movement in a house?
a. moisture flow
b. moisture transport
c. moisture action
d. moisture transfer - ANSWERS-b. moisture transport
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, BPI BUILDING SCIENCE 2024
PRINCIPLES
QUESTION 3
The rate at which water vapor passes through a material is measured in:
a. perms
b. therms
c. CFM
d. ACH - ANSWERS-a. perms
QUESTION 4
What is the general term for systems that condition the air in certain parts of a
house?
a. space heating and cooling
b. domestic hot water (DHW)
c. mechanical ventilation
d. photovoltaic (PV) - ANSWERS-a. space heating and cooling
QUESTION 5
What are the highest efficiency or sealed combustion venting pipes made of?
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