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WorksheetsIntroduction to Weatherization
Total questions: 20
Worksheet time: 10mins
What person or organization determines how and where a home is wasting energy?
US Department of Energy
The EPA
The energy auditor
The weatherization technician
How much of the total heating load can be attributed to losses through window glass?
Up to 38 percent
Up to 20 pecent
Up to 8 percent
Up to 15 pecent
Which of the following window types is the least effective in preventing heat loss and heat gain?
Triple-pane glass
Single-pane glass
Double-pane glass
Single-pane with storm window
During a weatherization, spray foam insulation is typically
mixed in a pail
poured over existing insulation
used to seal pipes where they pass through a wall
used when a vapor barrier is not required
When it is 72 degrees F inside a home, heat will leave the home faster when the outdoor temperature is
70 degrees
40 degrees
72 degrees
55 degrees
What can happen within a home if a leaking return air unit draws in basement air?
It expels radon gas from the home
Nothing. This is a desirable condition
Burner combustion efficiency increases
Toxic fumes may be drawn into the duct system
What thermal image color indicates a home is losing heat?
Green
Blue
Violet
Red
When checking for air leaks inside a home, the blower door should be
off
operated at maximum speed
removing air from the home
idling in neutral
Rope caulk is effective for sealing
narrow cracks
wide seams
attic floors
very small holes
Air leaks around a loose-fitting door can be sealed with
oakum
rope caulk
weatherstripping
fiberglass-reinforced putty
Which method must always be used to determine air leakage during an energy audit?
Air balancing
Visual inspection
Infrared imagery
Blower door testing
How is the equipment used to heat or cool a home affected by weatherization?
The equipment does not run as long or as often
The heating and cooling equipment must be replaced
Weatherization has no effect on the equipment
Equipment operating efficiency greatly increases
What benefit is gained by using low-E window glass?
It blocks visible light
It stops air leaks
It increases infiltration
It reduces radiant heat transfer.
Which type of insulation is commonly laid on top of existing attic insulation?
Spray foam insulation
Spray-in-place insulation
Flexible insulation without a vapor barrier
Rigid foam boards
The factor in roof construction that most affects the heat gain of a home is
roof texture
roof pitch
roof color
roof thickness
If a builder calculates a home's heat loss at 57,500 Btu/h, what size furnace should be selected to heat this home?
60,000 Btu/h
100,000 Btu/h
50,000 Btu/h
80,000 Btu/h
How much of the total household energy consumption is used for heating?
29 percent
33 percent
42 percent
55 percent
An example of a device that does not contribute to the baseload is a(n)
television
porch light
coffee maker
air conditioner
The material commonly used to seal leaks in air ducts is
pipe wrap
mastic
caulk
duct tape
Rigid foam board insulation is available in R-values up to
R-5
R-11
R-19
R-25
