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BPI Building Science Principles Exam 2026-2027
COMPLETE 200 QUESTIONS AND VERIFIED
SOLUTIONS LATEST UPDATE THIS YEAR
BPI Building Science Principles-
What type of foundation involves significant excavation, but adds a floor to a house and
provides space for mechanical equipment, ductwork, and utilities?
a. slab-on-grade
b. crawlspace
c. deep
d. basement
d. basement
A sloping framing member that supports the roof is called a:
a. rafter
b. joist
c. stud
d. bay
a. rafter
A vertical framing member that supports an interior or exterior wall is called a:
a. rafter
b. joist
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c. stud
d. bay
c. stud
An object at rest is said to possess why type of energy?
a. thermal
b. potential
c. electromagnetic
d. kinetic
b. potential
The transfer of heat through materials in contact is called:
a. diffusion
b. convection
c. conduction
d. radiation
c. conduction
The fundamental scientific principles that govern home performance are collectively known
as:
a. physical laws
b. building science
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c. diagnostics
d. thermodynamics
b. building science
The components of a house can be said to fall into four general categories: building,
mechanicals, environment, and:
a. structure
b. ventilations
c. occupants
d. energy
c. occupants
The border between conditioned and unconditioned space in a house is called the:
a. building envelope
b. temperature gradiant
c. thermal boundary
d. convective loop
c. thermal boundary
Loose fiberglass can be held together with adhesive to create:
a. pockets
b. bays
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c. dense-pack
d. batts
d. batts
Which of the following is a measure of how fast heat moves through a material?
a. U-value
b. overall R-value
c. permeability
d. delta T
a. U-value
Which of the following is the difference in measured air pressure between two areas?
a. relative humidity
b. steady-state efficiency (SSE)
c. delta P
d. delta T
c. delta P
Air unintentionally flowing out of a house is called:
a. standby loss
b. windwashing
c. infiltration
d. exfiltration
BPI Building Science Principles Exam 2026-2027
COMPLETE 200 QUESTIONS AND VERIFIED
SOLUTIONS LATEST UPDATE THIS YEAR
BPI Building Science Principles-
What type of foundation involves significant excavation, but adds a floor to a house and
provides space for mechanical equipment, ductwork, and utilities?
a. slab-on-grade
b. crawlspace
c. deep
d. basement
d. basement
A sloping framing member that supports the roof is called a:
a. rafter
b. joist
c. stud
d. bay
a. rafter
A vertical framing member that supports an interior or exterior wall is called a:
a. rafter
b. joist
,Page 2 of 33
c. stud
d. bay
c. stud
An object at rest is said to possess why type of energy?
a. thermal
b. potential
c. electromagnetic
d. kinetic
b. potential
The transfer of heat through materials in contact is called:
a. diffusion
b. convection
c. conduction
d. radiation
c. conduction
The fundamental scientific principles that govern home performance are collectively known
as:
a. physical laws
b. building science
,Page 3 of 33
c. diagnostics
d. thermodynamics
b. building science
The components of a house can be said to fall into four general categories: building,
mechanicals, environment, and:
a. structure
b. ventilations
c. occupants
d. energy
c. occupants
The border between conditioned and unconditioned space in a house is called the:
a. building envelope
b. temperature gradiant
c. thermal boundary
d. convective loop
c. thermal boundary
Loose fiberglass can be held together with adhesive to create:
a. pockets
b. bays
, Page 4 of 33
c. dense-pack
d. batts
d. batts
Which of the following is a measure of how fast heat moves through a material?
a. U-value
b. overall R-value
c. permeability
d. delta T
a. U-value
Which of the following is the difference in measured air pressure between two areas?
a. relative humidity
b. steady-state efficiency (SSE)
c. delta P
d. delta T
c. delta P
Air unintentionally flowing out of a house is called:
a. standby loss
b. windwashing
c. infiltration
d. exfiltration
