Unit 6 Vocab Flashcards
(15 cards)
Active collection
The use of devices, such as solar panels, to collect, focus, transport, or store solar energy
BEVs
Battery Electric Vehicles
Vehicles that run on battery powe alone and can be charged with electric power
Biofuel
Filtered cooking oil that can be burned in diesel engines
Breeder reactor
A nuclear reactor that generates more fissionable material that it consumes
CAFE
Corporate average fuel economy
Mile-per-gallon standard meant to reduce energy consumption by increasing the fuel economy of cars and light trucks
Conduction vs convention
The transfer of energy through matter from particle to particle
The transfer of heat by the moment of the heated matter
First law of thermodynamics
Energy can neither be created nor destroyed
Energy can only be transferred and transformed
Fly ash
A waste product produced by the burning of coal
Nacelle
The base of a wind turbine
Gasohol
A gasoline extender made form a mixture of 90 percent gasoline and 10 percent ethanol
It has more octane than gasoline and burns more slowly, coolly, and completely
It has reduced emissions of some pollutants
Hydrogen cells
Technology in which free hydrogen is stored and then used to generate electricity through electrolysis
Overburden
The rocks and earth that are removed when strip mining
Scrubbers
Devices containing alkaline substances that precipitate out much of the sulfur dioxide from industrials plants’ air effluent
Seams
Long, continuous deposits of coal or minerals
Second law of thermodynamics
The entryopt (disorder) of the universe is increasing
Collorary: In energy translations, a significant fraction of energy is lost to the universe as heat
