Chapter 10: Energy Consumption Flashcards
Electrolysis generates considerable amounts of carbon dioxide. T/F
False
Using less energy by reducing energy use and waste refers to
Energy conservation
Sustainable design is always more economical than traditional design approaches. T/F
False
What is a of electricity
versatile
The measure of energy use per dollar of GDP is referred to as
energy intensity
Cogeneration
Not all are correct
- Is the production of energy from two different fuel sources
- Is capable of harnessing wasted energy
- Has a low overall conversion efficiency
Highly developed countries consume significantly more energy per person than developing countries. T/F
True
Flexible fuel vehicles (FFVs) can run on
Gasoline
Ethanol
Mixed fuel
Compressed natural gas
Consumers can save energy at home by implementing
- Caulking cracks around windows and doors
- Installing thicker wall insulation
- Installing low-flow shower heads
- installing window shades and awnings
What are the main concerns regarding our national energy strategy
Security
Economics
Environment
Security and Environment
What encourages energy conservation
- Purchasing and managing food more carefully
- working fewer, but longer days
- eliminating subsidies
- purchasing food more carefully and eliminating subsidies
Energy use in the United States is about the same as it was a decade ago. T/F
True
Which countries has increased their energy consumption by more than 50% in the past decade
Japan
Energy is required to capture energy. T/F
True
What are energy sources during preindustrial times?
Wind
Solar energy
Animals
Fire
Solar power is subject to
Seasonal variability
Daily variability
Regional variability
What are the benefits of implementing energy efficiency and conservation practices
- Buying time to explore new energy alternatives
- improving the economy’s productivity
- generating new business opportunities
- creating energy resource savings
The world’s main source of electricity is
Coal
What contributes to energy savings in commercial buildings
**
- Adding passive solar technology
- Adding active solar technology
- upgrading insulation
