Term
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Definition
| The concept of ______ is roughly equivalent to meeting the needs of today's generation without detracting from the ability of future generations to meet their needs. |
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Term
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Definition
| _______ is the term commonly used to describe the general rise in average annual temperature experienced on Earth. |
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Term
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Definition
| The transfer of thermal energy via electromagnetic waves |
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Term
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Definition
| The transfer of thermal energy from moving fluid to a solid surface |
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Term
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Definition
| _______ the balance of flows and exchange in amount stored of something within fixed "control volume" |
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Term
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Definition
| ______ means that mass is neither destroyed or created |
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Term
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Definition
| ________ is the transfer of heat related to moisture change |
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Term
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Definition
| ________ is the transfer of heat related to temperature change |
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Term
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Definition
| ________ is the transfer of thermal energy through a solid |
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Term
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Definition
| ________ is one of the physical material properties that determine the amount of thermal mass in a given volume of a substance |
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Term
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Definition
| ________ heat transfer is related to changes in temperature |
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Term
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Definition
| ________ heat transfer is related to changes in moisture level |
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Term
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Definition
| ________ is the study of mixtures of air and water vapor |
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Term
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Definition
| ________ is a process which increases the amount of moisture in an air stream in order to reduce its temperature |
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Term
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Definition
| ________ is an example of renewable energy source |
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Term
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Definition
________ and ________ are two types of natural ventilation that are used to cool a building naturally
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Term
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Definition
a ________ is a building element that is common to all direct gain heating strategies
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Term
| trombe wall and/or water wall |
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Definition
a/an ________ is a technology that is an example of a type of indirect gain heating strategy
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Term
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Definition
a/an ________ is an example of a device/technology that brings in more natural light from above and thus tends to admit in more daylight per unit area
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Term
temperature, humidity, and movement |
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Definition
| name three examples of air factors influencing thermal comfort |
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Term
| temperature and proximity |
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Definition
| name two examples of surface factors that influence thermal comfort |
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Term
| metabolic rates and clothing |
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Definition
| name two examples of human factors influencing thermal comfort |
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Term
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Definition
a/an ________ coating on a window glass reduces radiation exchange between panes and can lower the overall u-value significantly, sometimes between 30-40%
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Term
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Definition
a/an ________ is an example of a constructed shading device that is attached to the exterior of a building
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Term
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Definition
True/False
mass will naturally flow from an area of higher to lower pressure provided that no external forces are acting on the system |
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Term
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Definition
True/False
coal mined from sites within illinois is considered a renewal resource |
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Term
true
buildings consume 33-40% of energy in the US |
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Definition
True/False
Currently, energy consumed within buildings exceeds the energy consumed nationally in the USA in either the industrial or the transportation sector |
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Term
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Definition
True/False
ASHRAE Standard 55 states that 100% of all building occupants must be comfortable in order to achieve compliance |
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Term
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Definition
True/False
concrete is a good insulating material because it has relatively low thermal conductivity and thus does not need to be combined with layers of insulation |
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Term
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Definition
| ___________ is the temperature of air as measured by a standard thermometer |
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Term
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Definition
| ___________ is the temperature of air as measured by a wetted thermometer |
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Term
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Definition
| ___________ is the measure of saturation; the fraction of how much water vapor is in the air to how much could be in the air |
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Term
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Definition
| ___________ is the temperature at which moisture from air begins to condense on surface |
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Term
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Definition
| ___________ is solar radiation that reaches the surface of the earth |
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Term
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Definition
| ___________ angle between horizon and sun's position above horizon |
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Term
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Definition
| ___________ is the angle along horizon between projected position of sun and true (solar) south |
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Term
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Definition
| ___________ is the time at a location determined by the sun's position |
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Term
| overhang/wing/louver/eggcrate |
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Definition
| name an example of fixed shading device |
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Term
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Definition
according to ASHRAE Standard 62, designers should specify high performance filters/electrostatic devices inside the ductwork of a system and/or introduce ___________ in the system in order to maintain indoor air quality
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Term
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Definition
| ___________ is the term used to describe conditions within a structure when 20% of the occupants complain of acute discomfort for 2 weeks or longer and the discomfort ends when they exit the building |
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Term
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Definition
a/an ___________ is an example of an all air space-conditioning system
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Term
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Definition
a/an ___________ is an example of an air-water space-conditioning system
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Term
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Definition
the prime mover of air (that is, the device that causes the air to move) in a force air system is called a/an ___________
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Term
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Definition
the prime mover of water in a hydronic system is called a/an ___________
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Term
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Definition
the endpoint of the supply duct in an all-air system or the component that delivers air from the duct into the space is called a/an ___________
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Term
| coefficient of performance |
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Definition
the efficiency of a chiller can be measured by taking the ratio of the usable refrigeration to the heat or work input required. the ___________ is one such efficiency measure
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Term
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Definition
a/an ___________ is the generic term for a working fluid used in an HVAC system that absorbs heat/energy in one area and transfers it to another area
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Term
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Definition
selecting several smaller pieces of equipment rather than one very large device to maintain continuity of building operation and to improve overall operating efficiency of the primary system is called ___________
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Term
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Definition
True/False
For chillers, the higher the evaporative environment temperature the more efficiently the chiller will operate |
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Term
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Definition
True/False
condensing boilers are more efficient than non-condensing boilers because the presence of water in the system is a result of an increase in the amount of heat transfer to the water that is being heated |
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Term
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Definition
True/False
supplying air into spaces from the ceiling will result in better mixing of air within the space than supplying air into spaces from the side wall |
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Term
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Definition
True/False
fresh outside air should be taken into the mechanical system near the loading dock of a building because the constant movement of vehicles will improve the quality of air drawn into the system |
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Term
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Definition
True/False
in general, air should be exhausted from the building at as high a point as possible to take advantage of wind and buoyancy effects to take the "dirty" air away from the building |
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Term
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Definition
the greenhouse effect can occur when sunlight passes through a material with high ___________ absorptivity and low ___________ absorptivity
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Term
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Definition
| ___________ is the percent of outside light under overcast skies that is available indoors |
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Term
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Definition
| a/an is an example of active solar heating |
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Term
| evaporative cooling/ cool tower/ roof pond/ earth tube/ green roof |
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Definition
___________ is an example of a passive design strategy for cooling
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Term
| Building related illiness |
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Definition
___________ is any disease caused by exposure to indoor contaminants and that is felt long after exiting the building |
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Term
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Definition
a/an ___________ is a collection of equipment that provides chilled water or refrigerant for secondary system
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Term
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Definition
True/False
heat pumps can provide cooling or heating |
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Term
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Definition
a/an ___________ is a piece of equipment that provides hot water or steam for various uses
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Term
| hydraulic/traction elevator |
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Definition
a/an ___________ is a type of elevator
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