Download Flashcard 20 | BIO 151 - Human Ecology and more Quizzes Social ecology in PDF only on Docsity!
Which country is currently the world leader in renewable energy? B. Denmark TERM 2 Most of our energy waste in North America results from DEFINITION 2 B. Technological inefficiency TERM 3 The quickest and easiest way to save money on energy bills is to DEFINITION 3 B. Modify your energy using behavior TERM 4 Which of the following electric power plant devices has the least net efficient energy? DEFINITION 4 D. Nuclear generator TERM 5 Energy efficiency is a measure of DEFINITION 5 C. Energy produced compared to energy consumed
How does eating locally grown food in season save energy? A. Locally grown food does not need to be transported far distances TERM 7 The idea of cogeneration is actively use ______ electricity generating plants. DEFINITION 7 E. Two different types of thermal conversion for increased efficency at TERM 8 A glass greenhouse on the south side of a building is an example of DEFINITION 8 C. Passive heat absorption TERM 9 Which of the following solar energy uses has been used by people for thousand of years? DEFINITION 9 C. Passive heat absorption TERM 10 A system of pipes painted black that have water circulating on the wall in a glass greenhouse on the south side of a building is an example of DEFINITION 10 D. Cogeneration
Amorphous silicon collectors are currently being used in E. All of these TERM 17 A drawback of lead-acid batteries being used to store large amounts of energy is DEFINITION 17 D. They can store only moderate amounts of energy per units mass and the acid is corrosive TERM 18 Which of the following is true regarding fuel cell technology? DEFINITION 18 C. They are only about 40-45% efficient TERM 19 A(n) _______ is used to remove hydrogen from various fuels to be used in fuel cells. DEFINITION 19 C. Reformer TERM 20 Which of the following is not normally considered a biomass fuel? DEFINITION 20 E. All of these are biomass fuels
In the United States and Canada, the most common problem with using wood as a major heat source is E. None of these is correct TERM 22 Very few living trees are cut down for fuel in _____ because twigs, branches and crop residues are used for fuel. However, in _____ the forests are nearly gone and even fruit trees are cut for fuel. DEFINITION 22 Pakistan; Haiti TERM 23 _______ is being used to produce ethanol and lessen the dependance on oil DEFINITION 23 E. All of the above are being grown for ethanol production TERM 24 Jatropha is a good source for biodiesel because DEFINITION 24 A. It's nuts have a high energy content TERM 25 Manure or dung makes a good fuel except that it is DEFINITION 25 C. Needed to rebuild the soil
Tidal power stations operate by using C. Turbines that spin in the flow of tide water TERM 32 Ocean thermal electric conversion (OTEC) uses _____ to produce usable energy. DEFINITION 32 A. Warm surface water and cold deep seawater TERM 33 Ocean thermal electric conversion systems would operate best in DEFINITION 33 B. Warm, deep tropical seas TERM 34 Improving standards of living have been repeatedly demonstrated to require increased energy consumption. (True or False) DEFINITION 34 False TERM 35 Capturing waste heat in a thermal-electric plant can increase efficiency from 30 percent to 80 or 90 percent. (True or False) DEFINITION 35 False
United States companies currently dominate the $1 billion (US) per year market of wind technology. (True or False) False TERM 37 Most of North America's wind potential is located offshore. (True or False) DEFINITION 37 True TERM 38 Wind energy is an option that has few global supporters. (True or False) DEFINITION 38 False TERM 39 Some highly efficient turbines can be submerged directly in a river and require only ______ to operate. DEFINITION 39 A. Run-of-the-river flow TERM 40 In the United States, windmills played a critical role in the settlement of DEFINITION 40 C. The Great Plains
