Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
43 Cards in this Set
- Front
- Back
the principle that energy may not be created or destroyed but is always conserved
|
1st law of thermodynamics
|
|
the energy always tends to go from a more usable form to a less usable form
|
2nd law of thermodynamics
|
|
the ratio of actual amount of energy delivered to the amount supplied to meet a particular need
|
energy efficiency
|
|
the capture of waste heat
|
cogeneration
|
|
an abstract oncept referring to the ability or capacity to do work
|
energy
|
|
A tyoe of energy management that provides for reliable sources of energy while not causing environmental degration
|
sustainable energy development
|
|
forms of stored solar energy created from incomplete biological decomposition of dead organic matter
|
fossil fuels
|
|
solid, brittle carbonaceous rock that is one of the world's most abundant fuels
|
coal
|
|
naturally occuring petroleum, normally pumped from wells
|
crude oil
|
|
a white ie-like compund made up of molecules of methane gas trapped in "cages" of frozen water in the sediments of the deep sea floor
|
methane hydrate
|
|
naturally occuring gaseous hyrdocarbon produced in association with crude oil
|
natural gas
|
|
a fine-grained sedimentary rock containing organic material known as kerogen
|
oil shale
|
|
a process of removing sulfur from gases emited from power plants burning coal
|
scrubbing
|
|
sedimentary rocks or sands impregnated with tar oil
|
tar sands
|
|
approach to managing coal resources & reducing pollution through buying, selling & trading of allownaces to emit pollutants from burning coals
|
allowance trading
|
|
direct use of solar energy that requires that mechancial power
|
active solar energy systems
|
|
renewable & nonrenewable energy resources that are alternatives to the fossil fuels
|
alternative energy
|
|
amount of living material or amount of organic material conatained in living organisms, both as live and dead material
|
biomass energy
|
|
a device that produces electricity directly from a chemical reaction in a specially designed cell
|
fuel cells
|
|
the useful conversion of naturak heat from the interior of the earth
|
geothermal energy
|
|
a resource that is cycled so slowly by natural earth processes tht once used
|
nonrenewable energy
|
|
direct utilization of solar energy using part of a natural oceanic environment as a gigantic solar collector
|
ocan thermal conversion
|
|
direct use of solar energy through architecular design to enhance or take advantage of natural changes in the solar energy that occur throughout the year w/o requiring mechanical power
|
passive solar energy systems
|
|
technology that converts sunlight directly into electricityusing a solid semiconductor material
|
photovolaics
|
|
device used for collectin and storing solar energy
|
solar collectors
|
|
shallow pond filled with water and used to generate low-temp water
|
solar ponds
|
|
a systems of collecting solar energy that delivers the energy to a control location where the energy is used to produce electrical power
|
solar power tower
|
|
form of wtaer utilizing ocean tides in places where favorable topography allows for contruction of a power plant
|
tidal power
|
|
alternative energy source derived from flowering power
|
water power
|
|
alternative energy source that has been used by people for centuries
|
wind power
|
|
the energy of the atomic nucleus that, when releaseed, may be used to do work
|
nuclear energy
|
|
a type of nuclear reactor that utilizes b/t 40% and 70% of its nuclear fuel and converts fertile nuclei to fissile nuclei faster than the rate of fission
|
breeder reactors
|
|
a type of nuclear reactor that consumes more fissionable material than it produces
|
burner reactors
|
|
the splitting of an atom into smaller fragments with the release of energy
|
fission
|
|
combining the light elements to form heavier elements with the release of energ
|
fusion
|
|
combining the light elements to form heavier elements with the release of energ
|
fusion
|
|
extremely toxic nuclear waste such as spent fuel elements from commercial reactors
|
high-level radio active waste
|
|
waste materials that contain sufficiently low concentrations of wuantities of radioactivity so as not to present a significant enviroment hazard if properly handled
|
low-level radioactivie waste
|
|
refers to a nuclear accident in which the nuclear fuel forms a molten mass that breaches the containment of the reactor
|
meltdown
|
|
devices that produce controlled nuclear fusion
|
nuclear reactors
|
|
a form of a chemical element that spontaneously undergoes radioactive decay
|
radioisotope
|
|
processes involved with producing nuclear power from the mining & processing of uranium to control fission
|
nuclear fuel cycle
|
|
radioactive waste consisting of human-made radioactive elements heavier then uranium
|
transuranic waste
|