AP Environmental Science Exam Practice Questions || A+ Verified Solutions.
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Course
AP Environmental Science
Institution
AP Environmental Science
A fuel's net energy yield is correctly defined as correct answers a comparison between the cost of mining, processing, and transporting a fuel and the amount of useful energy the fuel generates
A regular light bulb has an efficiency rating of 3 percent. For every 1 joule of energy that bulb uses...
AP Environmental Science Exam Practice Questions || A+
Verified Solutions.
A fuel's net energy yield is correctly defined as correct answers a comparison between the cost of
mining, processing, and transporting a fuel and the amount of useful energy the fuel generates
A regular light bulb has an efficiency rating of 3 percent. For every 1 joule of energy that bulb
uses, the amount of energy produced is correct answers 0.03 joules of light
Methane gas and ethanol are two examples of biogases that are produced in what process?
correct answers The anaerobic digestion of biomass
Hybrid car engines have what motor? correct answers Gasoline and electric powered engines
What are ways to increase energy efficiency? correct answers using low volume shower spray
heads; insulating your home thoroughly; switching incandescent light bulbs to fluorescent bulbs;
increasing fuel efficiency of vehicles;
A typical coal-burning power plant uses 4,500 tons of coal per day. Each pound of coal produces
5,000 BTUs of electrical energy. How many BTUs are produced each day from this plant?
correct answers 4.5 X 10^10
What produces the least amount of carbon dioxide while generating electricity? correct answers
Wind turbines
How much energy, in kWh, is used by a 100 wat computer running for 5 hours? correct answers
0.5 kWh
Photovoltaic cells produce electricity by correct answers using the sun's energy to create a flow
of electrons in a material such as silicon
A sample of radioactive material has a half-life of 20 years. It has an activity of 2 curies. How
many years does it take for the material to have an activity level of .25 curies? correct answers
60 years
The term vampire appliances correctly refers to appliances that correct answers consume
electricity even when they are not operating
All non-renewable resource power plants use heat to correct answers produce steam to turn
electric generators
What are some examples of a direct source of groundwater pollution? correct answers
wastewater lagoons; underground storage tanks; waste injected into deep wells; pesticide sprayed
on the land
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