sat物理考試經常考詞匯整理3篇

1/1sat物理考試經?？嫉脑~匯整理3篇sat物理考試經常考的詞匯整理1DeBrogliewavelength

Awavelength,givenby=h/mv,whichisassociatedwithmatter.LouisdeBroglieproposedtheideathatmattercouldbetreatedaswavesin1923andappliedthistheorysuccessfullytosmallparticleslikeelectrons.

Decayconstant

Aconstant,,nottobeconfusedwithwavelength,thatdefinesthespeedatwhicharadioactiveelementundergoesdecay.Thegreateris,thefastertheelementdecays.

Decibel

Alogorithmicunitformeasuringthevolumeofsound,whichisthesquareoftheamplitudeofsoundwaves.

Deposition

Theprocessbywhichagasturnsdirectlyintoasolidbecauseitcannotexistasaliquidatcertainpressures.

Destructiveinterference

Thecancellationofonewavebyanotherwavethatisexactlyoutofphasewiththefirst.Despitethedramaticnameofthisphenomenon,nothingis“destroyed”bythisinterference—thetwowavesemergeintactoncetheyhavepassedeachother.

Diffraction

Thebendingoflightatthecornersofobjectsorasitpassesthroughnarrowslitsorapertures.

Diffractiongrating

Asheet,film,orscreenwithapatternofequallyspacedslits.Typicallythewidthoftheslitsandspacebetweenthemischosentogenerateaparticulardiffractionpattern.

Direction

Thepropertyofavectorthatdistinguishesitfromascalar:whilescalarshaveonlyamagnitude,vectorshavebothamagnitudeandadirection.Whengraphingvectorsinthexycoordinatespace,directionisusuallygivenbytheanglemeasuredcounterclockwisefromthexaxistothevector.

Directlyproportional

Twoquantitiesaredirectlyproportionalifanincreaseinoneresultsinaproportionalincreaseintheother,andadecreaseinoneresultsinaproportionaldecreaseintheother.Inaformuladefiningacertainquantity,thosequantitiestowhichit'sdirectlyproportionalwillappearinthenumerator.

Dispersion

Theseparationofdifferentcolorlightviarefraction.

Displacement

Avectorquantity,commonlydenotedbythevectors,whichreflectsanobject’schangeinspatialposition.Thedisplacementvectorpointsfromtheobject’sstartingpositiontotheobject’scurrentpositioninspace.IfanobjectismovedfrompointAtopointBinspacealongpathAB,themagnitudeoftheobject’sdisplacementistheseparationofpointsAandB.NotethatthepathanobjecttakestogetfrompointAtopointBdoesnotfigurewhendeiningdisplacement.

Distance

Ascalarquantity.IfanobjectismovedfrompointAtopointBinspacealongpathAB,thedistancethattheobjecthastraveledisthelengthofthepathAB.Distanceistobecontrastedwithdisplacement,whichissim*ameasureofthedistancebetweenpointsAandB,anddoesn’ttakeintoaccountthepathfollowedbetweenAandB.

Dopplershift

Wavesproducedbyasourcethatismovingwithrespecttotheobserverwillseemtohaveahigherfrequencyandsmallerwavelengthifthemotionistowardstheobserver,andalowerfrequencyandlongerwavelengthifthemotionisawayfromtheobserver.Thespeedofthewavesisindependentofthemotionofthesource.

Dotproduct

Aformofvectormultiplication,wheretwovectorsaremultipliedtoproduceascalar.Thedotproductoftwovectors,AandB,isexpressedbytheequationA·B=ABcos.

sat物理考試經?？嫉脑~匯整理2Efficiency

Foraheatengine,theratioofworkdonebytheenginetoheatintake.Efficiencyisnever100%.

Elasticcollision

Acollisioninwhichbothkineticenergyandmomentumareconserved.

Electricgenerator

Adevicethatconvertsmechanicalenergytoelectricalenergybyrotatingacoilinamagneticfield;sometimescalleda“dynamo.”

Electromagneticinduction

Thepropertybywhichachargemovinginamagneticfieldcreatesanelectricfield.

Electromagneticspectrum

Thespectrumcontainingallthedifferentkindsofelectromagneticwaves,ranginginwavelengthandfrequency.

Electromagneticwave

Atransversetravelingwavecreatedbytheoscillationsofanelectricfieldandamagneticfield.Electromagneticwavestravelatthespeedoflight,m/s.Examplesincludemicrowaves,Xrays,andvisiblelight.

Electron

Anegativelychargedparticlethatorbitsthenucleusoftheatom.

Electronvolt

Aunitofmeasurementforenergyonatomiclevels.1eV=J.

Energy

Aconservedscalarquantityassociatedwiththestateorconditionofanobjectorsystemofobjects.Wecanroughlydefineenergyasthecapacityforanobjectorsystemtodowork.Therearemanydifferenttypesofenergy,suchaskineticenergy,potentialenergy,thermalenergy,chemicalenergy,mechanicalenergy,andelectricalenergy.

Entropy

Thedisorderofasystem.

Equilibrium

Thestateofanonrotatingobjectuponwhomthenettorqueactingiszero.

sat物理考試經?？嫉脑~匯整理3篇擴展閱讀sat物理考試經?？嫉脑~匯整理3篇（擴展1）——SAT考試經常考的重點單詞3篇

SAT考試經?？嫉闹攸c單詞1chemicalbehaviour化學行為

chemicalproperty化學性質

clockwise順時針方向的

compound化合物

configuration構型

copper銅

correspondto相似

corrosive腐蝕

dblockelementsd區(qū)元素

deflect使偏向?使轉向

derivefrom源于

deuterium氘

diffusemixture擴散混合物

distanceeffect距離效應

distil蒸餾

distinguish區(qū)別

atomicnumber原子序數(shù)

atomicradius原子半徑

atomicstructure原子結構

becomposedof由…組成

bombardment撞擊

boundary界限

cathoderays陰極射線

ceramic陶器制品

chargeclouds電子云

SAT考試經常考的重點單詞2reproductive生殖的

paramecium草履蟲

parasite寄生物

parthenogenesis單性生殖

pasture牧場

pepsin胃蛋白酶

pepsinogen胃蛋白酶原

peptidebond肽鍵

peristalsis蠕動

phagocytosis呑噬

sat物理考試經?？嫉脑~匯整理3篇（擴展2）——sat考試物理方面詞匯3篇

sat考試物理方面詞匯1Kelvin

Ascaleformeasuringtemperature,definedsuchthat0Kisthelowesttheoreticaltemperatureamaterialcanhave.273K=0oC.

Kepler’sFirstLaw

Thepathofeachplanetaroundthesunisanellipsewiththesunatonefocus.

Kepler’sSecondLaw

Ifalineisdrawnfromthesuntotheplanet,thentheareasweptoutbythislineinagiventimeintervalisconstant.

Kepler’sThirdLaw

Giventheperiod,T,andsemimajoraxis,a,ofaplanet’sorbit,theratioisthesameforeveryplanet.

Kinematicequations

Thefiveequationsusedtosolveproblemsinkinematicsinonedimensionwithuniformacceleration.

Kinematics

Kinematicsisthestudyanddescriptionofthemotionofobjects.

Kineticenergy

Energyassociatedwiththestateofmotion.Thetranslationalkineticenergyofanobjectisgivenbytheequation.

Kineticfriction

Theforcebetweentwosurfacesmovingrelativetooneanother.Thefrictionalforceisparalleltotheplaneofcontactbetweenthetwoobjectsandintheoppositedirectionoftheslidingobject’smotion.

Kinetictheoryofgases

Aroughapproximationofhowgaseswork,thatisquiteaccurateineverydayconditions.Accordingtothekinetictheory,gasesaremadeupoftiny,roundmoleculesthatmoveaboutinaccordancewithNewton’sLaws,andcollidewithoneanotherandotherobjectselastically.Wecanderivetheidealgaslawfromthekinetictheory.

sat物理考試經常考的詞匯整理3篇（擴展3）——雅思經?？嫉脑~匯整理

雅思經常考的詞匯整理1豆芽：beansprout

茄子：eggplant

南瓜：pumpkin

冬瓜：whitegourd

苦瓜：bittergourd

尖椒：chillipepper

大蒜：garlic

芋頭：taro

生菜：lettuce

油菜：rape

筍：bambooshoot

蒜苔：garlicsprout

雅思經?？嫉脑~匯整理21、BusinessHours營業(yè)時間

2、OfficeHours辦公時間

3、Entrance入口

4、Exit出口

5、Push推

6、Pull拉

7、Shut此路不通

8、On打開

9、Off關

10、Open營業(yè)

11、Pause暫停

12、Stop關閉

13、Closed下班、打烊

14、Menu菜單

15、Fragile易碎

sat物理考試經?？嫉脑~匯整理3篇（擴展4）——sat考試的高頻詞匯常用的單詞3篇

sat考試的高頻詞匯常用的單詞1impersonaladj.不受個人感情影響的，冷淡的，沒有人情味的,非特指某一人的，客觀的

imperturbableadj.沉著的,泰然自若的,鎮(zhèn)靜的

imperviousadj.不能滲透的,不為所動的

impetuousadj.沖動的,猛烈的.,輕率的

impetuosityn.激烈,猛烈,性急

implacableadj.難寬恕的,難和解的,執(zhí)拗的

implausibleadj.難信的,不像真實的

impostorn.冒充者,騙子

impoverishvt.1.使貧窮2.使貧瘠或惡化

impressionableadj.易受影響的

impressionisticadj.印象主義的，印象派的，給人深刻印象的

impromptuadj.即席的,即興的adv.即興的,無準備的

improvidentadj.不顧將來的，無遠見的,不節(jié)約的,不經濟的

improvisationn.即興而作,即席演奏,即席創(chuàng)作

improvisev.即席寫作,即席即興,即席而作

imprudentadj.輕率的，不謹慎的

impudentadj.魯莽的,卑鄙的

impugnvt.責難,抨擊,攻擊

impulsiveadj.沖動的,受感情驅使的,任性的

inaneadj.空虛的,無意義的，愚蠢的

sat物理考試經?？嫉脑~匯整理3篇（擴展5）——sat考試的核心高頻詞匯3篇

sat考試的核心高頻詞匯1Primadj.拘謹?shù)?整潔的;呆板的

Profligateadj.放蕩的，不檢點的;恣意揮霍的

Promulgatevt.公布;傳播;發(fā)表

Propitiousadj.適合的;吉利的;順利的

Prostrateadj.俯臥的;拜倒的;降伏的;沮喪的

Prowessn.英勇;超凡技術;勇猛

Pruden.拘守禮儀的人;故做正經的女人

Psychen.靈魂;心智

Pariahn.賤民

Paupern.乞丐;窮人;靠救濟度日者adj.貧民的

Pensiveadj.沉思的，憂郁的;悲傷的，哀愁的

Perfunctoryadj.敷衍的;馬虎的;得過且過的

Prankn.惡作劇，開玩笑;戲謔

Perpetratevt.犯;做

Philistinen.俗氣的人;仇敵;門外漢

Piecemealadj.零碎的;逐漸的

Piquantadj.辛辣的;活潑的;痛快的;頑皮的`;刺激的

Plaintiveadj.哀傷的;悲哀的

Pliableadj.柔韌的;柔軟的;圓滑的;易曲折的

Precisvt.概括…的大意;為…寫摘要

Predisposevt.預先處置;使…偏向于

Preemptvt.先占;先取;以先買權獲得

Prehensileadj.適于抓握的;善于領會的

Premonitionn.預告;征兆

Presagen.預感;前兆

sat考試的核心高頻詞匯2Saturnineadj.憂郁的;陰沉的;鉛中毒的;沉默寡言的

Sauntern.漫步;閑逛

Savoryadj.可口的;風味極佳的;味美的

Scruplevt.對…有顧慮

Secularadj.世俗的;長期的;現(xiàn)世的;不朽的

Seditionn.暴動;煽動性的言論或行為;妨害治安

Seethevt.使浸透;使煮沸

Servitudevt.使浸透;使煮沸

Severvt.使浸透;使煮沸

Sheeradj.絕對的;透明的;峻峭的

Simulatevt.模仿;假裝;冒充adj.模仿的;假裝的

Sinewyadj.有力的;多腱的;肌肉發(fā)達的

Sinuousadj.蜿蜒的;彎曲的;迂回的

Skirmishvi.進行小規(guī)模戰(zhàn)斗;發(fā)生小爭論

Slackenvt.使緩慢;使松弛

Slapdash

Smirkvi.傻笑;假笑

Smoldervi.悶燒;郁積

Sobrietyn.清醒，冷靜;節(jié)制;嚴肅

Solicitvt.征求;招攬;請求;乞求

Spartanadj.斯巴達的;斯巴達式的

Spuriousadj.斯巴達的;斯巴達式的

sat物理考試經?？嫉脑~匯整理3篇（擴展6）——托?？荚嚪诸愒~匯經?？嫉?/p>

托?？荚嚪诸愒~匯經常考的1stick

sticky

attachment

cohere

cling

adhere

adherent

托?？荚嚪诸愒~匯經常考的2material材質

wooden木頭的

silver銀

goldplated鍍金的

plastic塑料的'

stainlesssteel不銹鋼的

copper銅

blackvelvet黑天鵝絨

modern現(xiàn)代的

brandnew嶄新的

solid結實的

hollow空心的

smooth*滑的

rough粗糙的

transparent透明的

opaque不透明的

sat物理考試經常考的詞匯整理3篇（擴展7）—