How Much Do You Really Know About HVAC?

By: Heather Cahill
Estimated Completion Time
3 min
How Much Do You Really Know About HVAC?
Image: By National Institute of Standards and Technology, via Wikimedia Commons

About This Quiz

Nobody likes to be uncomfortable. That's why HVAC was invented! It's the reason we don't have to go jump in a pool or cover up with 18 blankets to keep a reasonable temperature. Although you use it every day, do you really know how the systems work? Get ready to test your knowledge on the world of HVAC!

Do you know what radiation, convection and conduction are? Do you know which part of your system should be replaced or cleaned out regularly? Do you know what the purpose of HVAC is? Don't sweat it, your HVAC knowledge will help you through this quiz!

Do you know what a packaged system or a humidifier is? Do you know what acronyms like "PSI" or "BTU" stand for? Do you know what the name of the code that all HVAC professionals must follow is? If these don't make you sweat, then can you tell us what might hinder an air conditioner's effectiveness? Try to keep your cool while answering these questions!

Maybe you've tried your hand at fixing an air conditioner, or maybe you just know a lot about the trade. No matter where your knowledge comes from, it will be put to the test here. Take the quiz to see how much you know about HVAC!

What does "PSI" stand for?
package system integration
personal system initiator
pipe seclusion intersect
pound per square inch
What does an air handler connect to?
water chambers
walls
ducts
the outdoors
What is hydronics?
heat/cooling through water
another name for a fan
the temperature of pool water
another word for HVAC

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Is it true or false that air conditioning is important for the elderly?
True
False
What is natural ventilation?
extreme wind
air from the outside
an indoor fan
air warmed by the sun
What does the "H” in HVAC stand for?
heating
high
hope
hi-tech

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What is one common way to heat your home?
the outside heat
light bulbs
an oven
central heating
What does "BTU" stand for?
British Thermal Unit
Backend Trajectory Unit
Big Temperature Unit
Best Temperature Unit
What has to be right in order for the air system to be effective?
the size of it
the model
the look
Any HVAC system is fine.

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Is it true or false that a portable air conditioner must be installed by an HVAC professional?
True
False
What is the purpose of a dehumidifier?
to make the air cleaner
to keep the temperature down
to direct the air
to evaporate vapor
Who designed the first HVAC system?
Albert Einstein
Marie Curie
Willis Carrier
Thomas Edison

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Is it true or false that good ventilation can minimize the spread of disease?
True
False
What in your HVAC system needs to be changed regularly?
fuses
the entire system
wiring
air filter
How can ceiling fans keep a room warm in the winter?
by circulating the hot air
by sucking in cold air
by being turned off
They don't keep anywhere warm.

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What is a packaged system powered by?
oil
electricity
gas
coal
Is it true or false that getting regular checkups on your system can keep it running its best?
True
False
What term is used for sections of a building that control the air in the small areas?
confinement
blocking
zoning
restriction

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What is the purpose of HVAC systems?
to deliver air outdoors
to match the temperature outside
to provide suitable temperatures and air quality
to make a room more pleasant
What is a geothermal heat pump?
a water pump
a natural gas system
a wood powered system
a ground-based heater
Radiation, convection and conduction are all ways to do what?
filter the air
reduce carbon dioxide
cook soup
transfer air

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What controls a humidifier?
a damper
a radiant heater
a thermostat
a humidistat
Which of the following might radiant heating heat up?
floors
hot tubs
pools
chairs
Is it true or false that the first air conditioned home was designed in 1913?
True
False

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Ventilating minimizes what?
nothing
temperature
air flow
dust and bacteria
What is it called when heat is being added to a certain area?
air flow
hot air
heater
heat gain
Is it true or false that radiant heat is very effective at heating up a room?
True
False

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Is it true or false that HVAC systems take up some of the most energy in most buildings?
True
False
Is it true or false that running a fireplace can reduce the work of the heater?
True
False
What does a zone damper do?
It controls air quality.
It makes the room cooler.
It blocks air.
It allows air from the outside to come in.

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In America, what code must HVAC professionals follow?
Uniform Mechanical Code
ASCII
The Atbash Code
The da Vinci Code
Which of the following is not an efficient way to heat your home?
electricity
direct sunlight
gas
oil
What type of substance is a refrigerant?
gas
liquid
solid
nothing

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What does "DH" stand for?
department HVAC
determined heat
drama heating
district heating
Air conditioning used to be measured in what?
amps
Kelvins
knots
ice power