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34 Cards in this Set
- Front
- Back
Residential buildings consume approx. ______% of the energy produced in the United States for heating, cooling, cooking, water heating, and operating electronic devices. |
22 |
|
_____, while not emitting pollutants, is produced in plants that is costly to build and operate, and the issue of water disposal is not yet resolved. |
Nuclear power |
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Embodied energy is typically calculated in terms of _____ of energy. |
Megajoules |
|
The National Association of Home Builders (NAHB)and the U.S Department of Energy (DOE) |
8,000 |
|
The _____ island effect is due primarily to the increased use of materials that absorb heat during the day and release it after sunset, raising the air temperatures on warm days and increasing energy demands because of greater air conditioning usage. |
Heat |
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The United Nations Development Program estimates that the average American uses _____ gallons of water per day. |
152 |
|
Sustainable development practices, such as traditional neighborhood development, also known as _____, work to combine residential, retail, and office uses in close proximity to reduce driving miles and encourage walking. |
New urbanism |
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Choosing a sustainable new home can be daunting. _____ is the most critical first step. |
Energy efficiency |
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Some states, particularly _____, have rigorous energy codes and emissions limits for building materials that are designed to improve indoor environmental quality. |
California |
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Certifications are the most easily separated into three categories: the buildings themselves; the people who _____ those buildings; and the products used in the process. |
Evaluate, build, and remodel |
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The amount of whole-house and _____ leakage is a major factor in determining the efficiency of a house. |
Duct |
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ENERGY STAR homes can be certified through two different routes: the Performance Path or the _____ Path. |
Prescriptive |
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_____ science is the study of the interaction of building systems and components, occupants, and the surrounding environment, focusing on the flows of heat, air, and moisture. |
Building |
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The _____ approach to design and construction provides contractors and future homeowners with a comprehensive methodology for creating healthy, comfortable, and durable home. |
House as a system |
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____ days can be seen as the average difference between inside and outside temperatures over the course of a day. |
Heating degree |
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Heat moves into and out of buildings by three different routes: conduction, _____, and radiation. |
Convection |
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Conduction is the movement of heat through a _____. |
Solid |
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Perhaps the most common product to be labeled with an R-value is _____. |
Insulation |
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Windows are labeled with a _____, which is the thermal transmission or conductance rather than the resistance of a material. |
U-value |
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_____ occur when air (or another medium) continuously circulates around in an enclosed space as it is heated and cooled. |
Convective Loops |
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All the solar energy that hits an object is either reflected, absorbed, or _____, depending on its particular characteristics. |
Transmitted |
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_____ is one of the most important forces that can affect building performance. |
Air flow |
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_____ is a critical element in green building, and understanding how to manage its movement into and out of homes is a key piece of the green building puzzle. |
Moisture |
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Most homes built before the 1930s _____. |
Had little to no insulation and leaked badly. |
|
While we want to keep all _____ moisture out of our buildings, the proper level of water vapor helps keep a house comfortable. |
Bulk |
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The amount of water vapor that diffuses through a building assembly is affected by the following factors: the chemical composition of the building materials, the thickness of the building materials, and the ____ on each side of the building assembly. |
Absolute humidity |
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VDRs are often recommended _____. |
On the interior in cold climates. |
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Relative humidity is the percentage of the _____ that the air can hold at a specific temperature. |
Maximum moisture |
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All air has a dew point, the _____ at which vapor condenses into water droplets. |
Temperature |
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A set of design, construction, and maintenance techniques and practices that minimize a building's total environmental impact. |
Green building |
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Provide alternatives with less environmental impact as compared to nonrenewable options. |
Renewable energy sources |
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The total energy required to manufacture or harvest, package, and ship a material to a job site. |
Embodied energy |
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Most new residential construction since World War II has been concentrated in a suburban areas on undeveloped land. |
Greenfield developments |
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Strictly evaluates the energy efficiency of a home and was not designed as a green building program. |
ENERGY STAR |