Physics物理英语词汇Word文档下载推荐.docx

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Physics物理英语词汇Word文档下载推荐.docx

(C14)Attractionbetweenunlikeparticles;

unlikeparticlesstickingtogether.(oneword)

alphaparticles

(C29)Heliumnuclei[particles]consistingoftwoprotonsandtwoneutrons.(twowords,plural)

ammeter

(C23)Electricdeviceusedtomeasurecurrent.(oneword)

ampere

(C23)Unitfortherateofflowofchargedparticles.Equalsaflowofonecoulombofchargepersecond.(oneword)

amplitude

(C15)Maximumdisplacementfromzeroofanyperiodicphenomenon.(oneword)

(C15)Theenergycontentofamechanicalwaveischaracterizedbyits(_).(oneword)

aneroidbarometer

(C13)Deviceusingapartiallyevacuatedboxtomeasureatmosphericpressure.(twowords)

angleofincidence

(C15)Anglebetweenalightrayandalineperpendiculartothesurfacethattherayisstriking.(threewords)

angleofrefraction

(C18)Anglebetweenarefractedrayandalineperpendiculartothesurfacethattherayisleaving.(threewords)

antinodalline

(C15)[Line]connectingpointsatwhichtwowavesinterfereconstructivelyattheirmaximumamplitudes.(twowords)

antinode

(C16)Inastandingwave,thelocationsofmaximumandminimumairpressuresiscalleda(n)(_).(oneword)

antiparticle

(C30)Aparticlehavingthesamemassandspinasitsnormalcounterpartbutwithanoppositechargeandmagneticmoment.Whenthisparticleanditsnormalcounterpartcollide,bothareannihilatedandenergyisreleased.(oneword)

Archimedes'

principle

(C14)The[principle]thatanobjectimmersedinafluidisbuoyedupbyaforceequaltotheweightofthefluiddisplacedbytheobject.(twowords,possessive)

areas

(C08)Animaginarylinebetweenaplanetandthesunsweepsoutequal(_)inequalperiodsoftime.(oneword,plural)

armature

(C25)Coilofwirethatproducescurrentinageneratorandrotationinanelectricmotor.(oneword)

atomicnumber

(C29)[Number]ofprotonsinthenucleusofanatom.(twowords)

back-EMF

(C00)Potentialdifferencecreatedbythemotionofthearmatureinanoperatingmotor.(twowords,hyphenated)

barometer

(C00)Deviceformeasuringthepressureoftheatmosphere.(oneword)

baselevel

(C11)A(_)isanarbitrarilydefinedreferencepositionforpotentialengery.Itdependsonthesituationdefined.(twowords)

beat

(C16)Oscillationinamplitudeofcomplexwave.(oneword)

(C16)Twowavesofslightlydifferentfrequenciesproducea(n)(_).(oneword)

Bernoulli'

sprinciple

(C00)hepressureexertedbyafluiddecreasesasitsvelocityincreases.(twowords,possessive)

betaparticles

(C00)High-speedelectron[particles]emittedbyaradioactivenucleus.(twowords,plural)

bimetallicstrip

(C00)Twodissimilarmetalsweldedtogethersothatthermalexpansioncausesthe[strip]tobend.(twowords)

bindingenergy

(C00)[Energy]equivalentofthemassdefectrepresentingtheamountofenergyrequiredtoseparatethenucleusintoindividualnucleons.(twowords)

blackhole

(C00)Collapsedastronomicalobjectofsufficientmasstopreventtheescapeoflight.(twowords)

Boyle'

slaw

(C00)[Law]statingthatthevolumeofafixedmassofgasataconstanttemperaturevariesinverselywiththepressure.(twowords,possessive)

Brahe

(C08)Wasbestknownasanaccurateobserveroftheheavens.(oneword)

branches

(C24)Totalcurrentinaparallelcircuitisthesumofthecurrentsintheseparate(_).(oneword,plural)

breederreactor

(C00)Anuclear[reactor]thatconvertsnonfissionablematerialtofissionablematerialwiththeproductionofenergy.(twowords)

candela

(C00)Unitofluminousintensity.(oneword)

capacitors

(C22)(_)areusedinelectriccircuitstostorecharge.(oneword,plural)

capillaryaction

(C00)An[action]:

riseofaliquidinanarrowtubeduetosurfacetension.(twowords)

Cavendish

(C08)Determinedthenumericalvaluefortheuniversalgravitationalconstant.(oneword)

Celsius

(C00)Scalewith0degreesequaltothefreezingpointofair-saturatedwaterand100degreesequaltotheboilingpointofwateratstandardatmosphericpressure.(oneword)

center

(C07)Theaccelerationisalwaysdirectedtowardthe(_)foranobjectmovinginuniformcircularmotion.(oneword)

centerofcurvature

(C00)Centerofthespherefromwhichasphericalmirroristaken.(threewords)

centripetalacceleration

(C07)[Acceleration]alwaysatrightanglestothevelocityofaparticle.(twowords)

centripetalforce

(C07)[Force]directedtowardthecenterofacircle,keepsparticlesmovinginuniformcircularmotion.(twowords)

Charles'

law

(C00)A[law]statingthatthevolumeofafixedmassofgasatconstantpressurevariesdirectlywiththeabsolutetemperature.(twowords)

chromaticaberration

(C19)Failureofalenstobringallwavelengthsoflighttofocusatthesamepoint.(twowords)

circuitbreaker

(C24)A(n)(_)isanautomaticswitchthatcutsoffthecurrentifthecircuitisoverloaded.(twowords)

coherentlight

(C00)[Light]inwhichallwavesleavingthesourceareinphase.(twowords)

cohesiveforce

(C00)[Force]ofattractionbetweenlikeparticles.(twowords)

complimentarycolors

(C00)Primaryandsecondary[colors]thatwhenaddedproducewhitelight.(twowords)

componentsofavector

(C06)Twoormorevectors(usuallyperpendicular)thatwhenaddedtogether,producetheoriginal[vector].(fourwords)

Comptoneffect

(C00)InteractionofXraysandelectronsastheXraystraversematterresultinginalengtheningoftheX-raywavelength.(twowords)

concave

(C19)Inordertofromavirtualimagewitha(n)(_)mirror,theobjectmustbeplacedbetweenFandthemirror.(oneword)

concurrentforces

(C06)[Forces]actingonthesamepoint.(twowords)

condensation

(C00)Changeofagastoaliquid.(oneword)

conduction

(C21)Theprocessofcharginganeutralbodybytouchingitwithachargedbodyiscalledchargingby(_).(oneword)

conductor

(C21)Materialthroughwhichchargedparticlesmovereadily.(oneword)

ConservationofCharge

(C00)Lawstatingthatelectricchargecanbeneithercreatednordestroyed.(threewords)

ConservationofEnergy

(C00)Lawstatingthatinnon-nuclearchanges,energycanbeneithercreatednordestroyed.(threewords)

ConservationofMass-Energy

(C00)Lawstatingthatthesumofmatterandenergyintheuniverseisaconstant.(fourwords,hyphenated)

ConservationofMomentum

(C00)Lawstatingthatinasystemfreeofexternalforces,thetotalmomentumisalwaysthesame.(threewords)

consonance

(C00)Complexsoundwaveperceivedaschord.(oneword)

constructiveinterference

(C20)Anypointselectedalongalineof(_)isalwaysawholenumberofwavelengthsfartherfromoneslitthantheother.(twowords)

constructively

(C20)InYoung'

sexperiment,wavesinterfere(_)atpointswherecrestsoverlap.(oneword)

controlrods

(C00)Devices([rods])inanuclearreactorusedtoregulatetherateofthenuclearreaction.(twowords,plural)

convectioncurrent

(C00)[Current]causedbymotionofabodyoffluidduetodifferencesindensityresultingfromthermalexpansion.(twowords)

converginglens

(C19)[Lens],thickinthemiddleandthinattheedge,thatcausesparallelraystoconverge.(twowords)

convergingmirror

(C19)Concave[mirror]capableofcausingparallelraystoconverge.(twowords)

cosine

(MATH)Atrigonometricfunctioninwhichtheangleinarighttriangleequalstheadjacentsidedividedbythehypotenuse.(oneword)

coulomb

(C21)Unitofquantityofelectricchargeequaltothechargefoundon6.25x10^18electrons.(oneword)

Coulomb'

(C00)[Law]inwhichF=Kq1q2/d^2,whereKisaconstant,q1andq2arethechargesonthetwoobjects,anddisthedistancebetweenthecharges.(twowords,possessive)

criticalangle

(C18)Minimum[angle]ofincidencethatproducestotalinternalreflection.(twowords)

deBroglieprinciple

(C00)The[principle]thatmaterialparticleshavewavelikecharacteristics;

wavelengthvariesinverselywithmomentum.(twowords)

deceleration

(C04)Negativeacceleration.(oneword)

decibels

(C16)Theloudnessofasoundismeasuredin(_).(oneword,plural)

decrease

(C02)Whenonequantityvariesinverselywithanother,thesecondquantitywill(_)asthefirstincreases.(oneword)

dependent

(LAB)Duringanexperimentthevaluesofonevariablearecarefullychangedwhilethecorrespondingvaluesofthe(_)variablearethenmeasured.(oneword)

derivedunit

(MATH)Acombinationoftwoormorefundamentalunitsofmeasure,suchasspeedandvolume.(twowords)

Destructiveinterference

(C20)(_)occursatthepointwhereacrestmeetsatrough.(twowords)

deuteron

(C00)Nucleusofthehydrogenisotopedeuterium,consistingofoneprotonandoneneutron.(oneword)

difference

(MATH)Theresultofasubtractionoperation.(oneword)

diffracted

(C20)Whenlightfallsontwonarrowslitsthatareclosetogether,

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