Insulation and Interior Inspection Section#1 Insulation and Ventilation Test#1

• Question 1

  0.5 out of 0.5 points

  	Which statement defines one BTU?
  	Selected Answer: b.  the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit Answers: a.  the amount of heat required to raise the temperature of one kilogram of water by one degree Fahrenheit b.  the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit c.  the amount of heat required to raise the temperature of one kilogram of water by one degree Celsius d.  the amount of heat required to boil one pound of water e.  the amount of heat required to boil one kilogram of water

• Question 2

  0.5 out of 0.5 points

  	The following are all common caulking materials EXCEPT for
  	Selected Answer: c.  polyethylene Answers: a.  silicone b.  latex acrylic c.  polyethylene d.  polyurethane e.  synthetic rubber

• Question 3

  0.5 out of 0.5 points

  	All of the following are methods by which moisture moves EXCEPT
  	Selected Answer: b.  convection Answers: a.  vapor diffusion b.  convection c.  transporting of air d.  capillary action e.  movement of bulk moisture

• Question 4

  0.5 out of 0.5 points

  	What is the best strategy to prevent ice dams?
  	Selected Answer: c.  Increase attic ventilation and attic insulation Answers: a.  seal the attic hatch b.  install heating cables on the roof c.  Increase attic ventilation and attic insulation d.  install a power vent in the attic e.  install felt paper on the roof

• Question 5

  0.5 out of 0.5 points

  	All of the following are attic vent types EXCEPT for
  	Selected Answer: e.  stack vent Answers: a.  gable vent b.  ridge vent c.  soffit vent d.  roof vent e.  stack vent

• Question 6

  0.5 out of 0.5 points

  	Which type of insulation has the highest R-value?
  	Selected Answer: d.  extruded polystyrene Answers: a.  expanded polystyrene b.  cellulose c.  mineral wool d.  extruded polystyrene e.  vermiculite

• Question 7

  0.5 out of 0.5 points

  	Which of the following materials is a POOR thermal conductor?
  	Selected Answer: d.  cork Answers: a.  lead b.  copper c.  concrete d.  cork e.  brick

• Question 8

  0.5 out of 0.5 points

  	All of the following properties are important when selecting a vapor barrier EXCEPT that they
  	Selected Answer: b.  have high thermal conductivity Answers: a.  be moisture and rot resistant b.  have high thermal conductivity c.  be chemically inert d.  be durable e.  be vapor diffusion resistant

• Question 9

  0.5 out of 0.5 points

  	Which statement regarding insulating floor joists embedded in a concrete foundation is true? The perimeter joist cavities should
  	Selected Answer: b.  not be insulated Answers: a.  be insulated with spray foam insulation b.  not be insulated c.  be insulated with rigid foam board insulation d.  be insulated with fiberglass batt insulation e.  be insulated with mineral wool insulation

• Question 10

  0.5 out of 0.5 points

  	All of the following may depressurize a house EXCEPT
  	Selected Answer: b.  sealed combustion furnaces Answers: a.  induced draft water heaters b.  sealed combustion furnaces c.  kitchen exhaust fans d.  roaring fireplaces e.  unbalanced heat recovery ventilators

• Question 11

  0.5 out of 0.5 points

  	All of the following statements about relative humidity are true EXCEPT
  	Selected Answer: e.  is a measure of the actual amount of moisture in the air Answers: a.  is expressed as a percentage b.  increases as the temperature drops c.  is related to the saturation point d.  decreases as the temperature increases e.  is a measure of the actual amount of moisture in the air

• Question 12

  0.5 out of 0.5 points

  	All of the following are common problems with wall insulation EXCEPT
  	Selected Answer: a.  inadequate ventilation of the stud cavities Answers: a.  inadequate ventilation of the stud cavities b.  insulation voids c.  mold or mildew d.  too little insulation e.  missing or incomplete air/vapor barrier

• Question 13

  0.5 out of 0.5 points

  	When insulating a basement from the interior, the moisture barrier on the interior foundation wall should extend
  	Selected Answer: b.  from the floor to the grade level Answers: a.  the full height of the foundation wall b.  from the floor to the grade level c.  from the top of the foundation to the grade level d.  from the top of the foundation to the frost line e.  from the frost line to the bottom of the foundation wall

• Question 14

  0 out of 0.5 points

  	All of the following insulation materials are suitable for use below grade EXCEPT
  	Selected Answer: b.  rigid fiberglass board Answers: a.  cellulose fiber b.  rigid fiberglass board c.  expanded polystyrene d.  extruded polystyrene e.  polyurethane board

• Question 15

  0.5 out of 0.5 points

  	All of the following are vapor barriers EXCEPT
  	Selected Answer: c.  drywall Answers: a.  kraft paper b.  polyethylene c.  drywall d.  plywood e.  vinyl wallpaper

• Question 16

  0.5 out of 0.5 points

  	All the approaches below help to reduce moisture problems EXCEPT for
  	Selected Answer: b.  install well sealed vapor barriers Answers: a.  flush air out faster b.  install well sealed vapor barriers c.  exhaust warm, moist air directly outside d.  keep condensing surfaces warm e.  produce less moisture

• Question 17

  0.5 out of 0.5 points

  	All of the following are DISADVANTAGES of exhaust-only venting systems EXCEPT that
  	Selected Answer: d.  condensation may form in exterior walls Answers: a.  combustion appliances may backdraft b.  the house may feel drafty c.  radon gases may be pulled into the home d.  condensation may form in exterior walls e.  vermiculite insulation may be pulled into the home

• Question 18

  0.5 out of 0.5 points

  	All of the following statements about fiberglass insulation are true EXCEPT it
  	Selected Answer: b.  is extremely combustible Answers: a.  is a skin/lung irritant b.  is extremely combustible c.  can get wet, which reduces the R value d.  can compress, which reduces the R value e.  has varying R values per inch, depending on the type

• Question 19

  0.5 out of 0.5 points

  	The neutral pressure plane is the point in the house where the inside pressure
  	Selected Answer: d.  is equal to the outside pressure Answers: a.  is zero b.  is positive c.  is negative d.  is equal to the outside pressure e.  is greater than the outside pressure

• Question 20

  0.5 out of 0.5 points

  	Which statement defines the cold wall effect? A cold wall
  	Selected Answer: c.  will draw heat from your body, making you feel uncomfortable Answers: a.  will cause condensation and mold growth b.  will lower the temperature in the room c.  will draw heat from your body, making you feel uncomfortable d.  will absorb more heat than a warm wall e.  is over-ventilated, reducing the effectiveness of the insulation

• Question 21

  0.5 out of 0.5 points

  	All of the following are air barriers EXCEPT
  	Selected Answer: a.  brick Answers: a.  brick b.  drywall c.  polyethylene d.  plywood e.  duct tape

• Question 22

  0.5 out of 0.5 points

  	A home inspection done to the Standards will include an observation of all of the following EXCEPT
  	Selected Answer: c.  insulation on exterior foundation walls Answers: a.  insulation in unfinished spaces b.  vapor retarders in unfinished spaces c.  insulation on exterior foundation walls d.  kitchen exhaust fans e.  bathroom exhaust fans

• Question 23

  0.5 out of 0.5 points

  	Moisture in a home may come from any of the following EXCEPT
  	Selected Answer: d.  using kitchen exhaust fans Answers: a.  cooking b.  washing clothes c.  having pets d.  using kitchen exhaust fans e.  watering plants

• Question 24

  0 out of 0.5 points

  	A symptom of thermal bridging may be
  	Selected Answer: e.  condensation on the interior of window panes Answers: a.  black soot at the furnace draft hood b.  mold on an interior wall c.  condensation on the roof sheathing in an attic d.  dark lines every 16 inches on an exterior wall e.  condensation on the interior of window panes

• Question 25

  0.5 out of 0.5 points

  	How is the flow of heat controlled in houses?
  	Selected Answer: c.  insulation and air barriers Answers: a.  insulation and vapor barriers b.  insulation and ventilation c.  insulation and air barriers d.  air barriers and vapor barriers e.  air barriers and ventilation