Hydropower - Study guides, Class notes & Summaries

APES Unit 4 Correct Questions and Answer if the people of the world continue to use our oil reserves at the current rate, we will have to find new reserves, the size of saudi arabia reserves, every ______ years -ANSWER 10 (years) Which of the following would not be considered part of the direct input of energy from the sun? a. solar energy b. hydropower c. biomass d. geothermal e. wind -ANSWER d. geothermal what percentage of the world's commercial energy use comes from renewable r...

BESC chap 20 Questions with Correct Answers Which of the following is true regarding fuel cell technology - Answer-They are only about 40-45% efficient A ____ is used to remove hydrogen from various fuels to be used in fuel cells. - Answer-Reformer Which of the following is not normally considered a biomass fuel? - Answer-All of these are biomass fuels (Wood, Bark, Waste wood chips, Branches) In the United States and Canada, the most common problem with using wood as a major heat s...

CA Water Competition (DAMS) Questions & Answers What has been one of the primary historical purposes of dams in California, dating back to Native American settlements? ............... Electricity generation Flood management Water transport Recreation - ANSWER-Flood management How has hydropower from dams contributed to California's energy landscape? .................. Increased dependence on fossil fuels Reduced electricity production Provided a relatively pollution-free source of el...

ISP 203 Exam 4 || Questions & Answers (100% Correct) ISP 203 Exam 4 || Questions & Answers (100% Correct) Percentage of US renewable energy use - ANSWER - 10% Where will most energy generation come from in the future? - ANSWER - Renewable sources, natural gas, and still, coal. What 4 reasons explain why we do not use renewables to a greater extent? - ANSWER - 1. Unfamiliar Technologies-investment uncertainties 2. Economies of Scale-scale of production is small with high costs 3. Exte...

Exponential Growth - answer-A quantity increases at a constant rate per unit of time. - Folding a piece of paper in half over and over again Environment - answer-Everything that affects a living organism Ecology - answer-A biological science that studies the relationships between living organisms and their environment Environmental Science - answer-An interdisciplinary study that uses information from the physical sciences and social scienes to learn how the earth works, how we interac...

Coal correct answers_____________- Is the natural resource responsible for the largest percentage of electrical power generation in the USA? a. natural gas b. hydropower c. coal d. nuclear power Good Insulator correct answersA _____________ is a material that has 8 electrons in the valence shell of its atoms? a. bad insulator b. good insulator c. good conductor d. semi-conductor False it is received from alternating current correct answerstrue or false (correct the false statem...

TEST BANK FOR BUSINESS ETHICS ETHICAL DECISION MAKING AND CASES, 13TH EDITION BY O. C. FERRELL, JOHN FRAEDRICH, FERRELL WITH NGN QUESTIONS AND COMPLETE WELL EXPLAINED ANSWERS WITH RATIONALE 100% CORRECTLY VERIFIED BY EXPERTS AND GRADED A+ Which of the following is a major ethical concern among corporate boards of directors ? Compensation What do critics of high compensation for boards of directors point to as being problematic ? High compensation could cause a conflict of interest . Boa...

Sec�on A (50 marks) Answer ALL the Ques�ons Ques�on 1 1.1 You want to clean up a lake where ten households live. Explain the problem of free riding given that you want to charge each household the same amount for cleaning the lake. (10) 1.2 Explain what you understand by internalizing and externality. (5) 1.3 Explain the equimarginal principle and why it leads to minimum aggregate abatement costs (no graph). (5) 1.4 What are externali�es? Describe posi�ve and nega�ve exter...

Environmental Law and Policy Midterm questions and answers 100% verified. Environmental Law - correct answers.The use of government authority to protect the natural environment and human health from the impacts of pollution and development Environmental Justice - correct answers.The fair treatment and meaningful involvement of all people regardless of race, color, national origin, or income with respect to the development, implementation, and enforcement of environmenta...

AQA AS PHYSICS 7407/1 Paper 1 Mark scheme (Test Bank) June 2024 With 100% Correct Questions And Answers uses of friction - - rubbing hands for warmth - break pads on bikes Efficiency = - Useful Energy Output / Total Energy Input Increase efficiency - - add lubricant - reduce friction internal energy - the sum of the kinetic and potential energies of all particles in the system Conduction - The direct transfer of heat from one substance to another substance that it is touchin...