TSC 220 EXAM 2 QUESTIONS & ANSWERS CORRECT!!

What are the two primary concerns associated with stationary energy as discussed by the US Dept of Energy? - ANSWERSCarbon Emissions Environment What are the four primary concerns associated with transport energy as discussed by the US Dept of Energy? - ANSWERSEnvironment Security Carbon Emissions Supply The implicit energy concerns that we need to recognize are . - ANSWERSaffordability and reliability Donella Meadows definition of a sustainable society - ANSWERSDonella Meadows defined a sustainable society as "one that can persist over generations; one that is far-seeing enough, flexible enough, and wise enough not to undermine its physical or its social system of support." The term "energy surplus" is used in many ways within the sustainability discussion. In class we used the term "energy surplus" to describe the amount of energy available to society after harvesting the energy and meeting the essential needs of food and shelter. What fraction of energy surplus was available in Egypt between 2780 and 1625 BCE? - ANSWERS5% Which of the following were the energy services that the new energy technology of fire provided to early humans? - ANSWERSLight Heat Protection Cooking Heat Treatment How previous energy crises that occurred over the past 1000 years been resolved (select the two correct answers)? - ANSWERSBy Technological Advance By finding new energy sources Free Rider Problem - ANSWERSWhen those who benefit from resources, goods, or services do not pay for them Market Failure - ANSWERSwhen a competitive market fails to bring about an efficient allocation of resources Pigovian Tax - ANSWERSwhen people who generate negative externalities have to pay a fee reflecting the cost they impose on others Externality - ANSWERSWhen the welfare of some agent, either firm or household, depends on not only his or her activities In the reading "The Enlightenment is Working" by Professor Stephen Pinker what four factors does he say reduced famine over the past two centuries? - ANSWERSCrop rotation Synthetic Fertilizer Selective breeding of vigorous hybrids the replacement of muscle by machine In the reading "The Enlightenment is Working" by Professor Stephen Pinker what five factors does he say reduced poverty over the past two centuries? - ANSWERSSocial programs markets global trade education cheaper food In the reading "Opportunities and Challenges for a Sustainable Energy Future," what is the timescale for changing the mix of energy sources in the United States? - ANSWERS50 Years Consumption Trap - ANSWERSincreasing consumption is an essential element of wellness/happiness Primary Energy Example - ANSWERSCoal Usage Secondary Energy Example - ANSWERSElectricity production Externality Example - ANSWERSBird deaths due to wind turbines Energy services examples - ANSWERSLighting Clothes washing cooking pumping water tractor plowing a field residential heating Early human sustainability - ANSWERSa sustainable society dependent on a limited number of energy services