The Ultimate Heating and Cooling Systems Basics Quiz

Estimated Completion Time
2 min
The Ultimate Heating and Cooling Systems Basics Quiz
Image: iStockphoto.com/Nick M. Do

About This Quiz

When a home's heating or cooling systems fails, most home owners do not know what to do and call for a professional. Knowing some basic information about how heating and cooling systems work may help you deal with system mishaps by yourself. Take this quiz and see how good your knowledge of heating and cooling system basics is.
What is the power source for air conditioners?
electricity
Air conditioners are powered by electricity.
propane
fuel oil

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A heat pump heats and _______ the air.
humidifies
cools
A heat pump heats and cools the air.
freshens

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Some radiant systems depend on gravity. Why might this be a problem?
pipes slanting incorrectly
The pipes used for hot water may slant in the wrong direction.
mineral clogs
both answers

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What is the key component of a thermostat?
bimetallic element
The key component is a bimetallic element. The element expands or contracts as your home's temperature changes.
light bulb
battery

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Modern heating and cooling systems use what type of thermostat to control air temperature?
solid-state electronic thermostat
A solid-state electronic thermostat is used to control the air of modern heating and cooling systems.
two exposed contacts
coiled bimetallic strips

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How do your repair a faulty solid-state thermostat?
replace
When they cease to operate, these thermostats must be replaced.
rewire
reset

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What is an advantage of solid-state thermostats?
more accurate
Solid-state thermostats may be more accurate than older models.
less accurate
breaks easily

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What type of slab construction is needed for radiant heating systems?
concrete slab
Most modern radiant systems are built into homes with a concrete slab foundation.
wood
steel stumps

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Climate-controlled systems have how many basic components?
two
three
Climate-controlled systems have three basic components: a source of warmed or cooled air, an air distribution system and a control to regulate the system.
four

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What control is used to regulate heating and cooling systems?
thermostat
A thermostat is used to regulate heating and cooling systems.
rheostat
timer device

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What can be a source for warm air?
air conditioner
furnace and air conditioner
A furnace is a usual source for warm air, but an air conditioner can also be set to heat as well as cool.
refrigerator

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What is a source for cool air?
air conditioner
An air conditioner is your usual source for cool air.
furnace
water heater

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In homes with central air, other than cool air, what will most likely flow through the same air ducts?
moist
warm
In homes with central air conditioning, cool and warm air usually share the home's air ducts.
stale

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When using heating and cooling systems, how is air moved to the various rooms in a home?
forced-air
Air is distributed by forced-air, gravity or radiant systems.
radiant systems
both answers

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Forced air systems use what mechanism to move air?
blower
A forced air systems uses a blower to force air through a home's duct system.
gravity
hot water pipes

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Gravity systems are based on what principle?
hot air rising
cold air sinking
both answers
The principle of hot air rising and cold air sinking is the basis of the gravity system.

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In radiant systems, what heats the water?
boiler
At the source, a boiler is used to heat water.
microwave
furnace

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What is a common problem of forced-air systems?
blower issues
Problems with the blower is a common issue for forced-air systems.
leaking ducts
collapsing ducts

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What principle are the systems heating and cooling based on?
What goes up must come down.
Heat moves from a warm object to a cooler object.
The principle of heat moving from a warm object to a cooler object.
Water flows from a higher level to a lower level.

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In homes with central air, what does the thermostat usually regulate?
heating
cooling
both answers
The thermostat usually regulates both the heating and cooling systems.

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You Got:
/20
iStockphoto.com/Nick M. Do
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