BPI Building Science Principles Exam | Questions & Answers (100 %Score) Latest
Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions
The fundamental scientific principles that govern home performance are collectively
known as:
a. physical laws
b. building science
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
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
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 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
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 - d. exfiltratio
What framing type is found in most houses built since the 1940's and involves building
the floor before framing the walls?
a. rafter
b. balloon
c. slab-on-grade
d. platform - d. platform
When building a box over a recessed light in the attic, what is the best option for the top
of the box?
a. drywall
b. EPS
c. XPS
Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions
The fundamental scientific principles that govern home performance are collectively
known as:
a. physical laws
b. building science
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
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
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 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
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 - d. exfiltratio
What framing type is found in most houses built since the 1940's and involves building
the floor before framing the walls?
a. rafter
b. balloon
c. slab-on-grade
d. platform - d. platform
When building a box over a recessed light in the attic, what is the best option for the top
of the box?
a. drywall
b. EPS
c. XPS
