Chapter 17 Test Review Energy Efficiency and Renewable Energy Test Review Energy Efficiency and Renewable Energy

/ What is the least efficient method of space heating? / Electric (either through nuclear or oil production / Best is passive solar / What is the least efficient method of space heating? / Electric (either through nuclear or oil production / Best is passive solar

/ What would encourage the Solar-Hydrogen Revolution? / High oil prices, lack of supply / Government subsidies, research funds / What would encourage the Solar-Hydrogen Revolution? / High oil prices, lack of supply / Government subsidies, research funds

/ What percent of people in developing countries heat their house with wood or charcoal? / 70 percent / What percent of people in developing countries heat their house with wood or charcoal? / 70 percent

/ Which way in the US should windows face to gather solar energy? / South toward the Sun / Which way in the US should windows face to gather solar energy? / South toward the Sun

/ What effect does keeping energy prices low have on the US? / Increases waste, reduces need to investigate alternative energy sources / What effect does keeping energy prices low have on the US? / Increases waste, reduces need to investigate alternative energy sources

/ What are the effects of burning biomass? / Increased CO 2 / Increased air pollution (soot, smoke) / Increased NO, leads to acid rain / What are the effects of burning biomass? / Increased CO 2 / Increased air pollution (soot, smoke) / Increased NO, leads to acid rain

/ What is cogeneration? / Two forms of energy are created from the same fuel source, usually electricity and heat / What is cogeneration? / Two forms of energy are created from the same fuel source, usually electricity and heat

/ What would the development of renewable energy resources do to the US? / Eventually eliminate the need of oil imports / What would the development of renewable energy resources do to the US? / Eventually eliminate the need of oil imports

/ What is the fastest growing energy resource? / Wind power, but it is losing its appeal, solar should be rising soon / What is the fastest growing energy resource? / Wind power, but it is losing its appeal, solar should be rising soon

/ What are the cells that convert sunlight into electricity called? / Photovoltaic (solar) cells / What are the cells that convert sunlight into electricity called? / Photovoltaic (solar) cells

/ What does requiring high fuel efficiency in cars do? / Reduces CO 2 emissions / Reduces air pollution / Conserves energy resources / What does requiring high fuel efficiency in cars do? / Reduces CO 2 emissions / Reduces air pollution / Conserves energy resources

/ Describe a wind farm / It is where farmers plant and grow wind from cloud seed / Or the large scale production of electricity with wind turbines / Describe a wind farm / It is where farmers plant and grow wind from cloud seed / Or the large scale production of electricity with wind turbines

/ What is produced when you burn hydrogen gas? / Water and energy – no real pollution / What is produced when you burn hydrogen gas? / Water and energy – no real pollution

/ How can industry reduce its energy consumption? / Recycling and reusing more materials / Using cogeneration / Redesigning factories to be more energy efficient / How can industry reduce its energy consumption? / Recycling and reusing more materials / Using cogeneration / Redesigning factories to be more energy efficient

/ What is magma? / Did you picture Mike Meyers as Dr. Evil with his little finger at the corner of his mouth saying “mag-ma”… or was it just me? / Hot, liquid rock that can be used for energy / What is magma? / Did you picture Mike Meyers as Dr. Evil with his little finger at the corner of his mouth saying “mag-ma”… or was it just me? / Hot, liquid rock that can be used for energy

/ Describe the different types of hydroelectric power / Large scale- big dams, large turbines / Small scale – little dams / Pumped storage – costs more, but can be used when needed / Describe the different types of hydroelectric power / Large scale- big dams, large turbines / Small scale – little dams / Pumped storage – costs more, but can be used when needed

/ How can we increase the energy efficiency of buildings? / Insulation, double paned windows, cogeneration, changing lighting, using passive solar heating, buying “energy star” equipment / How can we increase the energy efficiency of buildings? / Insulation, double paned windows, cogeneration, changing lighting, using passive solar heating, buying “energy star” equipment

/ How can we improve energy efficiency for the entire country? / Deport all the republicans / Jokes people, come on, Jokes / Car maintenance, better fuel efficiency, car pooling, mass transportation / How can we improve energy efficiency for the entire country? / Deport all the republicans / Jokes people, come on, Jokes / Car maintenance, better fuel efficiency, car pooling, mass transportation

/ Describe wind power’s pros and cons / Not always available, kills birds, ugly, back up needed, noisy / No pollution, low long term cost, high energy efficiency / Describe wind power’s pros and cons / Not always available, kills birds, ugly, back up needed, noisy / No pollution, low long term cost, high energy efficiency

/ What are four examples of renewable energy? / Wind / Water / Geothermal / Biomass / What are four examples of renewable energy? / Wind / Water / Geothermal / Biomass

/ Which energy resource improves the quality of the environment the most? (Not what you think) / Increased energy efficiency / Which energy resource improves the quality of the environment the most? (Not what you think) / Increased energy efficiency

/ Describe biomass fuels / Direct burning of plants and trees / Gaseous biofuels- SNG, wood gas / Liquid biofuels- Ethanol, Methanol,Gasohol / Describe biomass fuels / Direct burning of plants and trees / Gaseous biofuels- SNG, wood gas / Liquid biofuels- Ethanol, Methanol,Gasohol

/ What would be a good type of tree to grow for a biomass plantation? / Fast growing trees like poplar, sycamore, cottonwood / What would be a good type of tree to grow for a biomass plantation? / Fast growing trees like poplar, sycamore, cottonwood

/ What does the government do to manipulate which energy source is used? / Price control / Subsidies / Regulations / Tax breaks / What does the government do to manipulate which energy source is used? / Price control / Subsidies / Regulations / Tax breaks

/ What is the primary component of solar cells? / Transparent wafer containing semiconductor material usually made from silicon / What is the primary component of solar cells? / Transparent wafer containing semiconductor material usually made from silicon

/ Name some disadvantages to hydroelectric power / High construction cost / Flooding upstream, decreased flow downstream / Decreased silt downstream / Name some disadvantages to hydroelectric power / High construction cost / Flooding upstream, decreased flow downstream / Decreased silt downstream

/ What is a micropower system? / Many smaller power generating systems are used and connected via an electricity grid / Use alternative energy sources appropriate to the energy / What is a micropower system? / Many smaller power generating systems are used and connected via an electricity grid / Use alternative energy sources appropriate to the energy

/ Which major country in the world has not made a formal commitment to rely primarily on renewable sources for energy? / Go US! / Which major country in the world has not made a formal commitment to rely primarily on renewable sources for energy? / Go US!

/ The most expensive way to heat your house is by using what? / Electric heater / The best is by passive solar combined with superinsulation / The most expensive way to heat your house is by using what? / Electric heater / The best is by passive solar combined with superinsulation

/ What type of water heater is the most efficient? / A tankless instant water heater powered by natural gas / What type of water heater is the most efficient? / A tankless instant water heater powered by natural gas

/ Which countries probably will not adopt solar cell technology in the future and why? / Northern Countries due to the lack of available sunshine / Which countries probably will not adopt solar cell technology in the future and why? / Northern Countries due to the lack of available sunshine

/ What are the pros and cons of using geothermal energy? / High efficiency, low CO2 emissions, low land use, moderate environmental disturbance / Few available sites, moderate air pollution, noise and odor / What are the pros and cons of using geothermal energy? / High efficiency, low CO2 emissions, low land use, moderate environmental disturbance / Few available sites, moderate air pollution, noise and odor

/ What is the best (most efficient) way to heat a house? / A small nuclear power plant in the corner of the main living room / Or passive solar if you do not like to glow at night / What is the best (most efficient) way to heat a house? / A small nuclear power plant in the corner of the main living room / Or passive solar if you do not like to glow at night

/ Which fossil fuel has the lowest environmental impact? / Natural gas / Which fossil fuel has the lowest environmental impact? / Natural gas

/ Give three examples of passive solar design for homes / Direct gain – south facing window / Sunspace attached – room to capture heat attached to house / Earth Sheltered – keeps house cool in high temperature climates / Give three examples of passive solar design for homes / Direct gain – south facing window / Sunspace attached – room to capture heat attached to house / Earth Sheltered – keeps house cool in high temperature climates

/ According to Amory Lovins, what is the fast, cheap, easy way to gain more energy without environmental damage? / Energy conservation or eliminating energy waste / According to Amory Lovins, what is the fast, cheap, easy way to gain more energy without environmental damage? / Energy conservation or eliminating energy waste

/ Name some of the disadvantages of using biomass as an energy source / Uses needed land / Hard to harvest sustainably / Desertification is typical / Often burnt inefficiently releasing a large amount of pollutants / Name some of the disadvantages of using biomass as an energy source / Uses needed land / Hard to harvest sustainably / Desertification is typical / Often burnt inefficiently releasing a large amount of pollutants

That’s all folks / You should now know all these concepts / Good luck and good hunting / You should now know all these concepts / Good luck and good hunting