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ap Flashcards

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6479770553LumenCavity/hole inside of tube, blood vessel, or hollow organ. ex: blood flows through lumen of a blood vessel0
6479801611AciniSmall, ball shaped cluster of secretory cells surrounding ducts1
6479807096DuctTubular structure that transports secretions of a gland. They are comprised of simple cuboidal epithelium, arranged in a doughnut pattern2
6479810158LobesLarge, roundish projections or divisions of an organ. can be seen with the naked eye3
6479869569LobulesSmall divisions of the cells in an organ, forming a functional unit. usually require a microscope to be seen4
6479886511Serosa-Surrounds outside of the stomach thin tunic made of simple squamous epithelium difficult to see because it is so thin, always present5
6479910269Muscularis Externa-lies immediately inside of the serosa6
6479923787Submucosalays next to the muscularis externa7
6479929113Muscosaclosest to the lumen of the stomach8
6479953753Muscularis MucosaOutermost part of mucosa9
6479961503Lamina propriamiddle part of mucosa10
6479962873epitheliumthe part of the mucosa that is closest to the lumen11

Concept #4 AP Biology Flashcards

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9820081564Anaphasethe stage of meiotic or mitotic cell division in which the chromosomes move away from one another to opposite poles of the spindle.0
9820089703autosomalis a term used in genetic genealogy to describe DNA which is inherited from the autosomal chromosomes. An autosome is any of the numbered chromosomes, as opposed to the sex chromosomes. Humans have 22 pairs of autosomes and one pair of sex chromosomes1
9820100937cancerthe disease caused by an uncontrolled division of abnormal cells in a part of the body.2
9820106734cell cycle3
9820122486cell division4
9820159032centriolesa minute cylindrical organelle near the nucleus in ANIMAL cells, occurring in pairs and involved in the development of spindle fibers in cell division.5
9820185905chromosomea threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.6
9820365986co dominanceis a form of dominance wherein the alleles of a gene pair in a heterozygote are fully expressed. This results in offspring with a phenotype that is neither dominant nor recessive.7
9820373691crossing overthe exchange of genes between homologous chromosomes, resulting in a mixture of parental characteristics in offspring.8
9820387366cyclin dependent kinaseany of a number of proteins associated with the cycle of cell division that are thought to initiate certain processes of mitosis.9
9820477163cytokinesesthe cytoplasmic division of a cell at the end of mitosis or meiosis, bringing about the separation into two daughter cells.10
9820483290diploidcontaining two complete sets of chromosomes, one from each parent.11
9820485930dominantis a relationship between alleles of one gene, in which the effect on phenotype of one allele masks the contribution of a second allele at the same locus.12
9820497818F1 Generationthe first filial generation of offspring13
9820574348fertilizationinvolving the fusion of male and female gametes to form a zygote.14
9820583008gametea mature haploid male or female germ cell that is able to unite with another of the opposite sex in sexual reproduction to form a zygote.15
9820586822genotypehe genetic constitution of an individual organism16
9820597352haploidhaving a single set of unpaired chromosomes17
9820615274heterozygous18
9820644981homozygous19
9820650699incomplete dominancene allele for a specific trait is not completely expressed over its paired allele.20
9820659208independent assortmentdescribes how different genes separate from one another when reproductive cells develop.21
9821167337homologous chromosomeThe cell has two sets of each chromosome; one of the pair is derived from the mother and the other from the father.22
9821178256interphaseCell at rest23
9821186739meiosisa type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes and plant spores.24
9821305605metaphase25
9821308400mitosis26
9821312673nuclear divisioneither a diploid (2N) or haploid (N) eukaryotic cell whereby two daughter nuclei are produced that are genetically identical to the parent nucleus27
9821415944phenotypethe set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.28
9821424141prophasethe first stage of cell division, before metaphase, during which the chromosomes become visible as paired chromatids and the nuclear envelope disappears. The first prophase of meiosis includes the reduction division.29
9821427006recessiverelating to or denoting heritable characteristics controlled by genes that are expressed in offspring only when inherited from both parents, i.e., when not masked by a dominant characteristic inherited from one parent.30
9821453365recombinationthe rearrangement of genetic material, especially by crossing over in chromosomes or by the artificial joining of segments of DNA from different organisms.31
9821460897segregationthe action or state of setting someone or something apart from other people or things or being set apart.32
9821464865sex chromosomea chromosome involved with determining the sex of an organism, typically one of two kinds.33
9821472086sex-linkedof a gene or heritable characteristic) carried by a sex chromosome.34
9821492598somatic cellany cell of a living organism other than the reproductive cells.35
9821494622telophase36
9821501576synapsisthe fusion of chromosome pairs at the start of meiosis.37

ap Flashcards

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7800502842the federal law says that the benefits must be paid to those who meet the requirementsentitlement0
7800544156the doctrine that claims that the national government is supreme in its sphere and the state here and the government is supreme in their sphere and the two spheres should be kept separatedual federalism1
7800702102the procedure allows votes to reject a measure passed by the legislaturereferendum2
7800722105a legally and politically independent governmentsovereignty3
7800754806the state power to enact laws dealing with health, safety and moralspolice powers4
7800769468the constitution clause that gives the national government the power to make all laws that will help them carry out their expressed powersnecessary and proper clause5
7800793321block grants6
7800797932terms given by the national government that the states must meet in order to receive federal fundsconditions of aid7
7800833749grants of federal money given to the states from the national governmentgrants in aid8
7800866024federal grants in aid made for specific closely defined purposescategorical grants9
7800892510the delegation of authority from central government from the central government to regional governmentdevolution10

AP Flashcards

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8315400015prosencephalonforebrain0
8315402521mesencephalonmidbrain1
8315403840rhombencephalonhindbrain2
8315406646what two sections of the brain changeprosencephalon and rhombencephalon3
8315408606dicencephalonpart of prosencephalon, holds the thalamus and hypothalamus, link between cerebral hemispheres and the rest of the CNS4
8315431138telencephalonpart of prosencephalon, becomes cerebrum largest part of brain5
8315435605metencephalonpart of rhombencephalon, is cerebellum and pons6
8315437715myelencephalonmedulla oblongata7
8315443808fissuresdeep grooves that subdivide the cerebral hemispheres8
8315445128gyrifolds in the cerebral cortex that increase its surface area9
8315446876sulcishallow depressions in the cerebral cortex that separate adjacent gyro10
8315450940thalamuspart of diencephalon, contains relay and processing centers for sensory information11
8315452536hypothalamusfloor of the diencephalon, contains centers involved with emotions, autonomic function, and hormone production12
8315455226cerebellumcoordination, motor cortex demands13
8315462091midbrainvisual and auditory information ans control reflexes triggered by these stimuli, consiousness14
8315468424ponsconnect cerebellum to brain stem, somatic and visceral function15
8315470651medulla oblongatarelays sensory information, heart rate and blood pressure16

ap Flashcards

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7514048565Consciousnessour awareness of ourselves and our environment0
7514056843dual processingthe principle that information is often simultaneously processed on separate conscious and unconscious tracks1
7514097296behavior geneticsthe study of the relative power and limits of genetics and environmental influences on behavior2
7514110997environmentevery non genetic influence from prenatal nutrition to the people and things around us3
7514123801chromosomesthreadlike structures made of DNA molecules that contain the genes4
7514131136DNAa complex molecule containing the genetic information that makes up the chromosomes5
7514145752genesthe biochemical units of heredity that make up the chromosomes6
7514183863genomethe complete instructions for making an organism consisting of all the genetic material in that organisms chromosomes7
7514197409identical twinstwins who develop from a single fertilized egg that splits in two creating two genetically identical organisms8
7514214165fraternal twinstwins who develop from separate fertilized eggs9
7514226587molecular geneticsthe subfield of biology that studies the molecular structure and functions of genes10
7514237777evolutionary psychologythe study of the evolution of behavior and the mind using principles of natural selection11
7514249573natural selectionthe principle that among the range of inherited trait variations, those that lead to increased reproduction and survival will most likely be assed on to the succeeding generations12
7514274475mutationa random error in the gene replication that lead to a change13

AP Flashcards

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7516871743GovernmentInstitution through which a society makes and enforces its public policies (law or laws)0
7516871744Public policiesall the things a government decides to do (majority party in legislative and executive branches decide)1
7516871745Legislative powerPower to make laws2
7516871746Executive powerPower to enforce and administer laws3
7516871747Judicial powerThe power to interpret laws4
7516871748Dictatorshipa government in which all power rests with an individual (or small group)---(more like an oligarchy)5
7516871749Democracya government in which supreme authority rests with the people6
7516871750Statea body of people, living in a defined territory, with a government that can make and enforce law without the consent of any higher authority7
7516871751Sovereignto have supreme and absolute power within a territory8
7516871752Divine Rightthe theory that governments gain their authority from the Will of God9
7516871753Requirements of a statePopulation; territory (in control); sovereignty (absolute power---no answer to higher power); government10
7516871754The force theoryAn individual or group claims control over a territory and forces the population to submit; The state then becomes sovereign and those in control form a government11
7516871755Evolutionary theoryA population formed out of primitive families (or tribes); The heads of these families become the government (i.e. Saudi Arabia); When these families settled in one territory and claimed it as their own, they became a sovereign state12
7516871756Divine Right TheoryGod created the state, making it sovereign; The government is made up of those chosen by God to rule a certain territory. The population must obey their ruler.13
7516871757Social Contract TheoryDeveloped by philosophers such as Thomas Hobbes, John Locke, and Jean Jacques Rousseau and has had the greatest influence on US government; People chose to give the state enough power to promote the well-being of everyone and that all political power comes from the will of the people (voting); promotes popular sovereignty, limited gov't, and individual rights14
7516871758Autocracygovernment in which a single person holds all political power (i.e. Dictatorship)15
7516871759Oligarchygovernment in which a small, usually self-appointed group has the sole power to rule (Elite)16
7516871760Unitary governmenta government in which all power belongs to one central agency (e.g. Parliament in Great Britain)17
7516871761Federal governmenta government in which power is divided between one central (Fed) and several local governments (state, local: city, county)18
7516871762Division of powersthe split of power between central and local governments (i.e. Conceptual federalism)19
7516871763Confederationan alliance of independent states (e.g. Articles of Confederation, EU)20
7516871764Presidential governmenta government with separate executive and legislative branches (USA)21
7516871765Parliamentary governmenta government in which the executive branch is part of the legislative branch and subject to its control (GB legislation picks Prime Minister)22
7516871766Constitutional monarchyUK's gov't23
7516871767Constitution-based federal republicUS's gov't24
7516871768Political ideologythe coherent set of values and beliefs people hold about the government25

AP Psychology Sensation & Perception Flashcards

AP Psychology terminology for sensation and perception

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9371678660Sensationthe raw data of experience; sensory stimulation; example are eyes only register light energy and ears only register wave energy0
9371678661difference thresholdJust Noticeable Difference (JND); the smallest change in stimulation that you can detect 50% of the time; differs from one person to the other (and from moment to moment); tells us the flexibility of sensory systems1
9371678662perceptionthe mental process of sorting, identifying, and arranging raw sensory data into meaningful patterns; Ex. how we distinguish between music and crying, how we take light and form a tree2
9371678663Weber's lawstates that the change in a stimulus that will be just noticeable is a constant ratio of the original stimulus.3
9371678664Corneatransparent protective coating over the front of the eye4
9371678665Pupilsmall opening in the center of the iris; color part of the eye5
9371678666Sensory Adaptationprocess by which our senses adjust to different levels of stimulation; in addition there are two types-light and dark; the sensitivity of rods and cones change accord how much light is available6
9371678667Iristhe color part of the eye; made of muscle that contracts/relaxes to control the size of the people allowing light to enter the eye7
9371678668Lenstransparent part of the eye behind the iris; focuses light on the retina; change shape to focus on objects;-if object is closed, muscles attach to the land contract to make lens around,-if object is far away, the muscles pull to flatten the lens8
9371678669Rodsvisual receptor cell; located in retina; 120 million in each eye; respond to varying degrees of light and dark; chiefly responsible for night vision and perception of brightness9
9371678670Retinathe light-sensitive inner lining of the back of the eyeball; contains receptor cells10
9371678671Conesvisual receptor cells; located in retina; 8 million in each eye; works best in bright light; chiefly responsible for viewing color; greatest density in the fovea11
9371678672Fovealocated on retina, directly behind lens; is a depressed spot; Center a visual field; images are sharpest here; contains mostly cones12
9371678673bipolar cellsspecialize neuron located in the eye; as one dendrite and one axon; connects rods/cones to ganglion cells13
9371678674lightelectromagnetic energy; eyes are sensitive to this energy14
9371678675visual acuitythe ability to distinguish fine details15
9371678676wavelengthsphysical energy16
9371678677dark adaptationprocess by which rods and cones become more sensitive to light in lower levels of light; maximum sensitivity is achieved in 30 minutes; in dark, there is not enough energy to see colors, therefore only see black, white, gray17
9371678678light adaptationprocess by which rods and cones become less sensitive to light in increased levels of light; takes approximately 1 minute to adjust18
9371678679optic chiasmlocated near the base of the brain; point where some the fibers in the optic nerve crossover to the other side of the brain19
9371678680afterimagesensory experience that occurs after a visual experience has been removed; when eyes adjust to stimulation (or lack of) but they do not completely adjust/adapt20
9371678681huecolor, or aspects of colors; most people can name 15021
9371678682ganglion cellsneurons that connect the bipolar cells to the optic nerve; an interneuron; one million in each eye; summarizes and organizes data from rods/cones and sends it to the brain22
9371678683saturationhow rich or vivid a color is/deep23
9371678684optic nervebundle of axons from ganglion cells that carries messages from the eye to the brain24
9371678685brightnesshow bright or dark a color is; based on the strength of light entering your eyes25
9371678686blind spotplace on the retina out where the ganglion cells axons leads the eye; no receptors fantasy rods/cones) are located here26
9371678687additive color mixingmixing light waves to create new hues privacy colors)27
9371678688subtractive color mixingmixing of pigments to create hues; depending on the pigment, light may be absorbed or reflected28
9371678689dichromatspeople who only see two of the three primary colors; blind to read-green or blue-yellow; colorblind individuals29
9371678690trichromatic theorycreated by Hermann von Helmholtz; theory of color vision based on additive color mixing; suggest that the retina contains three types of color receptors, cones: red, green, blue30
9371678691opponent-process theorycreated by Edward Hering; alternative theory used to explain after images; suggest that the retina contains three pairs color receptors or cones-yellow-blue, red-green, black-white; pairs work in opposition31
9371678692colorblindnessinability to see certain color combinations: red-green or blue-yellow; 10% are male and 1% are female32
9371678693soundbrains interpretation to changes in air pressure purposely soundwaves) as it passes through the ear33
9371678694trichromatsindividuals with normal color vision34
9371678695soundwaveschanges in air pressure caused when the molecules of air or fluid collide with one another and move apart again35
9371678696monochromatsindividuals who see no color at all; respond only to shades of light and dark; very rare36
9371678697ossiclesthe middle ear; contains the hammer, anvil, and stirrup which are the smallest three bones the body; when the eardrum quivers it causes the hammer, anvil, and stirrup to hit each other in sequence, then carry the vibrations to the inner ear; stirrup catch the oval window37
9371678698frequencythe number of cycles per second in a soundwaves; the primary determinant of page; expressed in hertz (Hz) unit38
9371678699Hertz (Hz)unit that measures frequency as soundwaves or cycles per second39
9371678700Timbrethe quality or texture of sound; caused by overtones40
9371678701Pitchauditory experience corresponding to the frequency of sound vibrations, resulting in a higher or lower tone; humans respond to 20 Hz to 20,000 Hz41
9371678702absolute thresholdminimal amount of energy required to produce any sensation; taste-1 g salt and 500 L of water, smell-one draw perfume in a three room apartment, touch-wing of the bee at 1 cm, hearing-pick of the watch 20 feet in a quiet room, vision-candle flame 30 miles on a clear night42
9371678703Hammer, anvil, and stirrupmiddle ear; free tiniest bones in the body; quivering of eardrum causes these bounds to hate in sequence and carry vibrations to the oval window43
9371678704amplitudethe magnitude of the wave; combined with frequency, it determines loudness; measured in decibels44
9371678705oval windowmembrane between the middle and inner ear; attach to stirrup of middle ear and cochlea of the inner ear; since vibrations to the cochlea45
9371678706decibel (dB)unit of measurement; measures loudness46
9371678707round windowlocated just below the oval window; equalize pressure in the inner ear47
9371678708overtonestones that result from soundwaves that are multiples of the basic town; primary determinant of timbre; created by musical instruments48
9371678709cochleasnail-shaped structure in the inner ear; contains fluid that vibrate; attach the oval window and basilar membrane49
9371678710basilar membranepart of the inner ear; divides the cochlea lengthwise; stiff near the oval window but becomes flexible by the other end; as the fluid in the cochlea begins to move, the basilar membrane ripples in response50
9371678711volley principlea modified or refined frequency theory; suggest that the auditory neurons fire in the sequence increasing to a rapid series of impulses; the complete pattern corresponds to the frequency of a soundwave51
9371678712organ of Cortipart of the inner ear; structure on service and basilar membrane that connects thousands of tiny hair cells (receptor cells) for hearing; each hair is taught by fibers that push and pull the vibrations of the basilar membrane and brain pools the information52
9371678713olfactory epitheliumpatch of tissue in nasal cavity that contains receptor cells53
9371678714auditory nervebundle of axons from the organ of Corti to the brain54
9371678715olfactory bulbaxons of olfactory epithelium connects to ________, which is considered the smell center of the brain; olfactory bulb records messages and send them to the temporal lobe and brain core55
9371678716Place theoryone unto basic views of pitch discrimination; brain determines pitch by the place on the basilar membrane with the messages strongest; the highest frequency sounds cause the greatest vibrations at the stiff base of the basilar membrane56
9371678717pheromonesoften considered a nonfunctional relic of human past; it animals, it provides information about another animals identity or status (i.e. stress); secreted by glands or in urine that has effects on other animals behavior; stimulates vomeronasal organ (VNO); colorless molecules57
9371678718vomeronasal organ (VNO)located in the root of the nasal cavity; stimulated by pheromones; sends messages to a second olfactory bulb (and animals) that is designed to enter their mobile communication; activates hypothalamus and amygdala; dismissed as nonfunctional in humans58
9371678719taste budsreceptor cells onsides, depth, and back of tongue; pairs with smell to determine flavors; recognizes for basic taste qualities: sweet, sour, salty, and bitter; adults have 10,000 but they decrease with age; research looking at umami<-- sensitivity to MSG and proteins59
9371678720vestibular sensesense of equilibrium-orientation and/or position in space; originates in inner ear-movement of fluid in the semicircular canals relays messages about speed and direction of body rotation60
9371678721papillaesmall bulbs on tongue that contain taste buds; the eye and replace every seven days61
9371678722semicircular canalsthree circular-like canals attached to the cochlea their relays messages about speed and direction of body rotation (vestibular sense)62
9371678723kinesthetic sensessense of muscle movement, posture, and strain on muscles/joints; provides information on speed and direction of movement; works with vestibular sense63
9371678724vestibular sacstwo sacks in the inner ear by the semicircular canals that since gravitation forward, backward, and vertical movement64
9371678725stretch receptorsworks with kinesthetic senses; specialized nerve endings that are attached to muscle fibers that sense of muscle stretches and contractions65
9371678726gate control theorytheory of pain sensitivity; suggest that there is a "neurological gate" in spinal cord that controls transmission of pain impulses to the brain; individual differences vary the control of the gate66
9371678727golgi tendon organsworks with kinesthetic senses; specialized nerve endings attached to tendon (attaches muscles and bones) and sense movement67
9371678728placebo effectpain relief that occurs when a person believes that a pill or procedure will reduce pain; most likely caused by endorphin release68
9371678729figure/grounda gestalt-like illusion; an illusion where a figure of merges from the background (ground) using perceptual cues69
9371678730shape constancytendency to see an object as the same shape no matter the angle it is viewed from; example-closed door collusion70
9371678731brightness constancytendency to see an object71
9371678732feature detectorsspecialized brain cells that respond to particular elements such as movement or lines; discovered by David Hubel and Torsten Weisel72
9371678733color constancytendency to perceive familiar objects as a color despite changes in sensory information; example-blue under fluorescent lights but not so blue and natural light--> it is still blue73
9371678734perceptual constancytendency to see/perceive objects as stable and unchanging; example-a white house is still white no matter the elimination or angle74
9371678735monocular cuesvisual messages/cues that only require one eye75
9371678736size constancythe perception of an object as the same size regardless of the distance from which it is viewed; example someone height76
9371678737binoculars cuesvisual messages/cues that require the use of two eyes77
9371678738superpositionan object appears closer because the images superimposed on the top of the other image; example-one card laying on top of another card78
9371678739shadowingillusion that gives depth to spherical objects to give it a three-dimensional quality79
9371678740linear perspectivebinocular cue; used to cue distance in depth by allowing two parallel lines to come together at a horizon80
9371678741motion parallexbinocular distance cubed; objects close to you seem to move in the direction opposite from the way in which your head is moving; objects far away seem to move in the same direction; example-when you're driving in the car81
9371678742aerial perspectivebinocular cue; distance and depth; distant objects appear hazy and blurred82
9371678743stereoscopic visioncombination of two retinal images to give a 3-D perceptual experience83
9371678744elevationsuggestion of depth because one object is appreciatively smaller; vestibular84
9371678745retinal disparitybinocular distance cue; based on the overlay of two retinal fields when both eyes focus on one object85
9371678746texture gradientbinocular cue; judges distance and depth in the objects in the foreground are large and clear but distant objects are smooth and less textured86
9371678747convergencebinoculars cue; visual depth cue; muscles controlling eye movement as the eyes turned inward to view a nearby stimulus87
9371678748monaural cuescues sound location that requires just one ear88
9371678749binaural cuescues sound location that requires both ears89
9371678750autokinetic illusionillusion of apparent movement; when a stationary object is perceived to move90
9371678751stroboscopic motionillusion of apparent movement; result from flashing a series of still pictures in rapid succession; example-motion picture91
9371678752phi phenomenonillusion of apparent movement; caused by flashing lights in the sequence; example-neon lights92
9371678753physical illusionoptical phenomenon; illusion produced by reflection of light into hot air; example-mirage93
9371678754perceptual illusionillusion due to misleading cues in stimuli; inaccurate or impossible perceptions94

AP Environmental Science (Energy) Flashcards

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9833823154Chapter 120
9833823157NonrenewableOnce they're gone, there's no more1
9833823158Fossil fuelsDerived from biological material that became fossilized millions of years ago. (Coal, Oil, Natural gas)2
9833823159Nuclear FuelsDerived from radioactive materials that give off energy3
9833823160Commercial energy sourcesThose that are bought and sold, (coal, oil, wood, etc)4
9833823161Subsistence energy sourcesThose gathered by individuals for their own immediate needs. More used in developing countries.5
9833823162Energy CarrierSomething that can move and deliver energy into a convenient, usable form to end users.6
9833823163TurbineLarge device that will turn to spin a shaft of a generator which produces electricity.7
9833823164Electrical GridConnects power plants together and links them with end users of electricity.8
9833823165Combined CycleNatural gas-fired power plant. 2 turbines and generators. Natural gas is burned to spin a turbine and the waste heat will boil water which will turn another turbine.9
9833823166CapacityMaximum Electrical output of a plant10
9833823167Capacity FactorFraction of time a plant is operating.11
9833823168CogenerationCombined heat and power. Use of fuel to generate electricity and heat.12
9833823169CoalSolid fuel formed by remains of plants that were preserved at least 280 million years ago.13
9833823170PetroleumWidely used fossil fuel. Mixture of hydrocarbons, water and sulfur that occurs in underground deposits.14
9833823171Crude OilLiquid petroleum that is removed from the ground. Oil=crude oil=petroleum15
9833823172Oil SandsSlow flowing viscous deposits of bitumen mixed with sand, water and clay.16
9833823173Bitumen(Tar/Pitch) Degraded type of petroleum that forms when a petroleum deposit is not capped with nonporous rock.17
9833823174CTLCoal to liquid. Process to make solid coal a liquid fuel18
9833823175Energy IntensityTotal energy is increasing, but energy per person is staying constant.19
9833823155Hubbert Curve (Dealing with Oil)20
9833823176Peak OilMaximum amount of oil that can be extracted before it begins to decline.21
9833823177FissionNuclear reaction in which a neutron strikes a relatively large atomic nucleus which then splits into 2 or more parts.22
9833823178Fuel RodsContainment structure enclosing the nuclear fuel which is contained in a cylindrical tube.23
9833823179Control RodsCylindrical devices that can be inserted between the fuel rods to absorb excess neutrons. thus slowing and stopping the fission reaction.24
9833823180Radioactive WasteWaste after the nuclear fuel is used up and can't produce heat, but still emits radioactivity.25
9833823181Becquerel (Bq)Measures the rate at which a sample of radioactive material decays.26
9833823182CurieAnother unit of measure for radiation. 37 billion decays per second.27
9833823183Nuclear FusionReaction that powers the Sun and other stars. Lighter nuclei are forced together to produce heavier nuclei. Lots of heat is generated.28
9833823156Chapter 1329
9833823184NonrenewableOnce gone, no more. Oil Coal Nuclear30
9833823185Potentially RenewableAs long as we do not consume them more quickly than can be replenished. Wood Biofuel31
9833823186NondepletableSolar, Wind, Hydro etc. Energy for all time.32
9833823187RenewablePotentially Renewable and Nondepletable33
9833823188Energy ConservationFinding ways to use less energy34
9833823189Tiered Rate SystemCustomers pay a low rate for the first increment of electricity they use and pay higher rates as their use goes up.35
9833823190Peak DemandGreatest quantity of energy used at any one time.36
9833823191Passive Solar DesignTechnique that takes advantage of solar radiation to maintain a comfortable temperature in a building.37
9833823192Thermal InertiaAbility of a material to retain heat or cold. Stay hot when heated or cold when cooled.38
9833823193BiofuelsBiomass can be processed or refined into liquid fuels such as ethanol and biodiesel.39
9833823194Modern CarbonCarbon in biomass40
9833823195Fossil CarbonCarbon in fossil fuels.41
9833823196Carbon NeutralAn activity that does not change atmospheric CO2 concentrations42
9833823197Net RemovalRemoving more timber than is replaced by growth. Unsustainable practice -> Deforestation.43
9833823198EthanolAlcohol. Made by converting starches and sugars from plant material into alcohol and CO2.44
9833823199Flex-Fuel VehiclesCan run on either gas or E-85 (85% ethanol, 15% gas) fuel.45
9833823200HydroelectricityElectricity generated by the kinetic energy of moving water. 2nd most common form of renewable energy.46
9833823201Run-of-the-riverHydroelectricity generation, water behind a low dam and runs through a channel before returning to the river.47
9833823202Water ImpoundmentStoring water in a reservoir behind a dam. Allows for on demand electricity generation.48
9833823203Tidal EnergyComes from the movement of water. This is driven by the gravitational pull of the moon.49
9833823204Active Solar EnergyTechnologies capture the energy of sunlight with the use of technologies. Includes, Small scale solar water heating systems, photovoltaic solar cells etc.50
9833823205Photovoltaic Solar CellsCapture energy from the sun as light, not heat, and convert it directly to electricity.51
9833823206Geothermal EnergyHeat that comes from the natural radioactive decay of elements deep within the earth.52
9833823207Ground Source Heat PumpsTake advantage of the high thermal inertia of the ground.53
9833823208Wind EnergyWidely used in some countries and making a comeback in others.54
9833823209Wind TurbineConverts kinetic energy of moving air into electricity.55
9833823210Fuel CellOperates like a battery. This reaction happens in a closed container to which no additional elements are added.56
9833823211ElectrolysisElectric current is applied to water to split it into hydrogen and oxygen.57
9833823212Smart gridEfficient, Self-Regulating electricity distribution network that accepts any source of electricity and distributes it automatically to end users.58

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