atoms and molecules Word Searches

Atoms and molecules 2024-12-18

30 Items: Atom-modelIonic-bondBohr-modelMass-numberAtomic-massNucleus-coreMole-conceptEnergy-levelAtomic-numberValence-shellCovalent-bondDalton-theoryThomson-modelChemical-bondElectron-cloudProton-neutronElectron-shellPeriodic-tableAtomic-orbitalQuantum-numberAvogadro-numberAtomic-structureRutherford-modelMolecular-formulaEmpirical-formulaChemical-equation...

Atoms and Molecules 2017-05-03

16 Items: gasatomsolidprotonliquidneutronnucleusmeltingmoleculecompoundelectronfreezingparticlesevaporationsublimationcondensation

Atoms + Molecules 2026-01-12

19 Items: ATOMSSOLIDSPACEMATTERENERGYLIQUIDCARBONOXYGENPROTONSNUCLEUSNEUTRONSELEMENTSPERIODICUNIVERSEHYDROGENMOLECULESELECTRONSCHEMISTRYELECTRICITY

Atoms & Molecules 2025-11-06

14 Items: The study of matterAtoms joined by sharing electronsMade when atoms join with other atomsAbbreviations for the names of elementsType of reaction where molecules combineAnything that has mass and takes up spaceThe number of protons in an atom's nucleusAn atom that has gained or lost an electronA system of classifying the various elements...

Atoms and Molecules 2019-04-30

14 Items: gasatomheatsolidprotonliquidlatentfusionneutrondensitychemicalmoleculeelectronvaporisation

atoms and molecules 2017-07-27

13 Items: atombondmoveionicspacesprotonneutralneutronmoleculediatomiccovalentelectrontemperature

Chapter 8 Atoms and Molecules 2026-03-16

18 Items: OrbitProtonMatterNeutronRaisinsNucleusNuclearElectronParticleMoleculePlanetaryMassNumberEnergyLevelSolidspherePlumPuddingChemicalBondAtomicNumberChemicalReaction

Chapter 8 Atoms and Molecules 2026-03-16

18 Items: BondLevelOrbitProtonsphereMatterNumberNumberNeutronRaisinsPuddingNucleusNuclearElectronParticleReactionMoleculePlanetary

Chapter 8 Bonus Test Point 2016-12-16

19 Items: MassMolesMolarAtomsUnitsGramsFactorFormulaPercentElementAnalysisAvagadroCompoundMoleculesEmpiricalMolecularConversionDimensionalComposition

Atoms 2019-09-10

14 Items: atomsenergymatterprotonsneutralneutronspositivenegativeelementsmixturesstructureelectronscompoundsmolecules

Science Vocabulary 2025-03-10

17 Items: GasHeatIonsSolidAtomsLiquidEnergyFusionOxygenKineticMeltingMotionsNitrogenHydrogenParticlesMoleculesCrystalline

Atoms 2025-08-23

17 Items: MassAtomsBondsMetalGroupTheoryNucleusProtonsValenceIsotopeElementNeutronsCompoundNonmetalElectronsMoleculesMetalloid

Science words 2025-12-16

17 Items: ionsbondionicatomsshellnucleistablesharingvalencecovalentmoleculeselectronsionicbondstransferringcovalentbondspositivechargenegitivecharge

Chemistry Word Search 2023-01-17

20 Items: ionsmassacidatomswaterenergycarbonoxygenprotonsorganicsciencechemistschemicalelementsreactionnitrogenelectronscatalystsmoleculescompounds

Thermal Energy 2025-10-02

18 Items: heatatomskelvinenergyabsorbthermalcelciuskinetictransferinsulatormoleculesradiationconductorconductionfahrenheitconvectionthermometertemperature

Mixtures 2019-09-17

15 Items: bondatomssymbolnumberprotonsmixtureselementsneutronspositivenegativechemicalcompoundsmoleculeselectronsperiodictable

chemistry 2026-05-18

13 Items: massatomsbondschangeatomicdensitymixtureneutronsperiodicchemistrymoleculescompoundsequations

7th Grade Monday Review 2021-11-01

19 Items: massgoldpureatomsclaimvolumedensitymeltingdiamondmixturesevidencemoleculesreasoningsubstancespropertiescubiczirconiumchemicalreactiongraduatedcylinderwaterdisplacement

Mole Day Word Search 2025-10-21

19 Items: gasmolemasspairreamatomssmallmolardozengrosscarbonnumberweightisotopeavogadrotrillioncountingmoleculesteaspoons

CR-Law of Conservation of Mass 2024-08-02

14 Items: massatomsmatterproductselementsreactantscompoundsmoleculessubscriptcoefficientchemicalformulachemicalequationlawofconservationofmasslawofconservationofmatter

States of Matter, Atoms and Molecules 2026-03-30

27 Items: gasboilmeltatombondgoldironsolidvaporliquidfreezeprotonoxygencarbonelementneutronphysicschemistcondensemoleculeelectronhydrogenevaporatephysicistchemistryevaporationcondensation

Grace's Normal Word Search 2023-07-28

20 Items: scubaatomsstateplasmasocietychemicalparticleidentityculturalcenturionmaterialsmoleculesmigrationestablishdiversitytemperaturedemonstrateinfluentialcontributionnetneutrality

Science 2025-11-12

14 Items: gasbondwatervaporsolidstateatomsliquidliquidenergythermalkineticparticlesmolecules

Gas Laws 2024-05-06

16 Items: GasLawGraphatomsmolesIdealBoylesVolumechangeCharlesPressuredirectlyMoleculesinverselyTemperatureproportional

Introduction to Matter and Energy Word Search 2025-10-10

16 Items: hotcoldmodelwateratomsrandomliquidmovementdissolveincreasedecreaseparticlesmoleculestemperaturethermometerroomtemperature

Chapter 8 Bonus Test Point 2016-12-16

22 Items: MassMolesMolarAtomsUnitsGramsFactornumberFormulaPercentFormulaFormulaElementAnalysisCompoundAvagadrosMoleculesEmpiricalMolecularConversionDimensionalComposition

T3 Wk 2 2023-07-26

20 Items: scubaatomsstatesolidregionlegendplasmaliquidgaseousfacilitychemicalparticlepressuregenerlisecenturionmaterialsmoleculesconditionsubstancetempearture

Atomic & Molecular Physics 2014-09-29

15 Items: AtomsPhysicsscienceResearchPhysicistMoleculesverysmartfortyhourstenpercentLaboratoryMastersDegreeBachelorsDegreeHarvardUniversityAtomicandMolecularPhysicsonehundredthousanddollars

Forms of Energy 2019-09-17

15 Items: masssoundspeedatomswavesenergythermalnuclearkineticchemicalpotentialmoleculesmechanicalvibrationselectromagnetic

Scuba Word Search 2023-07-25

15 Items: scubaatomsstatesolidplasmaliquidchemicalparticlepressureemergencymaterialsmoleculessubstanceconditionstemperature

Gas Laws 2017-04-05

16 Items: GasLawGraphatomsmolesIdealBoylesVolumechangeCharlesPressuredirectlyMoleculesinverselyTemperatureproportional

States of Matter 2025-11-13

16 Items: gasmasshardsolidrigidfluidatomsliquidstatesplasmaflowlyvolumedensitypropertyexpandedmolecules

Nanotechnology Word Search 2025-10-07

15 Items: AtomsEnergyFutureSensorsScienceMedicineResearchEngineerMoleculesMaterialsMicroscopeInnovationLaboratoryNanoparticlesNanotechnology

Energy and Matter 2022-04-04

19 Items: heatlightatomsEnergymatterfusionchangeatomicnucleikineticnuclearfissionchemicalelectronmovementpotentialmoleculeselectricalmechanical

Anatomy Word Search 2025-09-03

13 Items: atomsaxialdorsaltissuescranialorganismthoracicmoleculesvertebralorganellesappendicularmacromoleculesabdominopelvic

Properties of Fluids 2021-04-09

20 Items: gasflowsolidforceatomsfluidshapeliquidpascalmattervolumesystemsdensitypressurebuoyancyhydraulicmoleculesarchimedesprinciplesproperties

Thermal Energy 2023-04-13

20 Items: hotsuncoldatomsenergythermalcelsiuscollideinsulateradiationconductormoleculescupsystemsconductionconvectionthermometertemperatureheattransferstateofmatterparticlemovement

Silo Word Search 2023-08-09

20 Items: silocelloatomsstateplasmareceiveavocadoperceiveinnuendoestablishdiversitymoleculescappuccinoconceivablydemonstratetemperaturesurveillancehygienicallycontributionneighbourhood

Classify Matter 8.P.1.1 2023-09-13

20 Items: atomsprotonneutronnucleuselementsmixturessolutionelectroncompoundssubscriptmoleculesatomicmasscoefficienthomogeneousenergylevelatomicnumberheterogeneouselectroncloudchemicalformulavalanceelectron

M'Kenna Word Search 2024-11-18

20 Items: fatfoodatomsglucoseproteinstomachdiarrheasymptomsmoleculesvomittingdigestionesophagusendoscopystructureaminoacidsinteractionbodysystemscarbohydratessmallintestinelargeintestine

Thermal Energy Word Search 2026-01-22

20 Items: GasHeatAtomsSolidTotalEnergyLiquidKineticThermalCelsiusDegreesAverageVibratePotentialParticlesMoleculesFahrenheitAttractionTemperatureThermometer

Stoichiometry - FUN! 2026-03-17

20 Items: AMUmolegramsyieldarrowatomsproductMolarityreactantbalancedreactionequationMolarmassmolecularparticlesmoleculesconversionstoichiometryavodagrosnumberpercentcomposition

Rachel's Spelling List 2023-07-24

20 Items: atomsstatesolidlegendcerealexceptplasmaliquidchemicalparticlecenturionmaterialsmoleculesgeneraliseneutralityexperiencefrightenedsuccessfultemperatureaccidentally

Spelling T3 W2 Word Search 2023-07-28

20 Items: scubaatomsstatesocietyidentityculturalchemicalparticlecenturionmigrationestablishdiversitymaterialsmoleculesgeneraliseneutralitydemonstratetemperatureaccidentallycontribution

All About Matter 2025-08-29

12 Items: IonAtomsSoluteElementProductSolubleSolventReactantSolutionMoleculesSubstanceSaturation

States of Matter 2026-05-12

12 Items: gassolidatomsliquidmattermeltingboilingparticlefreezingmoleculesevaporationcondensation

Life is Organized 2026-01-13

15 Items: atomscellsmatterorgansprotonstissuessystemsneutronselementselectronsmoleculesorganismsecosystemsbiospherespopulations

Atoms & Molecules 2025-10-06

8 Items: atommatterprotonneutronnucleuselectronmoleculeperiodictable

Alice's Term 3 Week 2 Word Search 2023-07-28

20 Items: scubaatomsstatslegendcerealsocietyidentityculturalchemicalparticalcenturionmigrationmaterialsmoleculesgeneraliseneutralitycelebratoryabandonwaretemperatureaccidentally

1. Word Search 2025-07-12

15 Items: CellsForceAtomsEnergyMatterBiologyPhysicsGravityHabitatOrganismChemistryEcosystemReactionsMoleculesExperiment

Evaporation 2026-03-27

10 Items: GasHeatAtomsWaterEnergyPhasesAbsorbsMeltingMoleculesDisappear

BIOMOLECULES 2025-11-04

21 Items: atomsbondscarbonenergylipidsoxygenglucoseorganicproteinelementshydrogennitrogeninorganicmoleculesaminoacidsphosphorusnucleotidesrespirationnucleicacidscarbohydratesphotosynthesis

Propell Word Search 2025-08-27

20 Items: atomspointpointplasmapropellpowdersdensityseparatevaporisechemicalmaterialsexpansionsolutionsflammablemoleculesinflationparticulatedistinguishtemperaturesuspensions

solid 2025-11-20

11 Items: atomsioniccrystalcovalentmetallicmoleculesmolecularamorphousanisotropysymmetricalcrystalline

Rates of reactions 2025-12-18

17 Items: RateAreaAtomsEnergyRustingReactionProductsPressureCatalystHydrogenReactantsParticlesCollisionMoleculesExplosionTemperatureConcentration

Law of Conservation of Mass 2025-09-24

10 Items: MassAtomsMatterDaltonProductElementReactantCompoundMoleculesLavoisier

Evaporation 2026-03-27

10 Items: GasHeatAtomsWaterEnergyPhasesAbsorbsMeltingMoleculesDisappear

annie's word search 2024-05-16

15 Items: atomic mass unithigh temperature gasprotons and neutronsprotons and electronspostively charged atomsneutrally charged atomsnegativelty charged atomsa table of chemical elementsa mass of atom of a moleculeessential to living organismscharging a object without touching ita way of representing atoms or molecules...

searches 2025-08-27

20 Items: pointfluidatomspropeluniquedioxidenucleuskineticigneouscontractcautiousmoleculeslongitudeescalatorxylophoneatmosphereopportunitydissolutioncrystallisepredominantly

Year 7 Chemistry 2026-04-01

22 Items: GASATOMSSOLIDLIQUIDBEAKERGOGGLESLABCOATMEASUREELEMENTMIXTUREDENSITYPRESSURECHEMICALSMOLECULESPARTICLESREACTIONSMAGNETISMEXPERIMENTFILTRATIONSAFETYRULESTEMPERATUREEVAPORATION

Chemical Reactions 2025-12-18

23 Items: gascolorlightatomsbondschangeenergyproductformulachemicalreactionreactantevidencebalancedelementssubscriptmoleculescompoundspropertiesprecipitatetemperaturecoefficientconservation

Chapter 8 Atoms and Molecules 2026-03-26

13 Items: ProtonNeutronNucleusNuclearElectronPlanetaryMoleculesMassNumberEnergylevelPlumPuddingAtomicNumberChemicalBondChemicalReaction

CR-Law of Conservation of Mass Challenge 2024-08-02

13 Items: made up of two or more atomsanything that has mass and volumethe amount of matter in a substancethe number of atoms in a chemical formulaatoms that have the same number of protonsthe number of molecules in a chemical formulamolecules that are made up of two or more different elementsthe compounds or molecules that change during a chemical reaction...

unite 6 2026-05-19

16 Items: atomspointpointmodelscaleformulaproductreactionpropertyreactantcorrosivestructuremoleculesrearrangesubstancefertilizer

Energy Word Puzzle 2026-01-16

10 Items: WorkFuelsAtomsEnergyMotionThermalChemicalSubstanceMoleculesConversion

Chemical Reactions and Matter 2026-04-02

24 Items: gasodorsolidatomslightcitricsodiumliquidplasmasoluteoxygencarbonsolventmixturephysicalchemicalhydrogenchemistrymoleculessubstanceexperimentexothermicprecipitateendothermic

Chemical Reactions 2025-01-22

24 Items: AtomsModelScaleProtonNeutronProductElementsElectronPropertyReactantCorrosiveMoleculesCompoundsRearrangeSubstanceAtomicMassBoilingPointMeltingPointAtomicNumberPeriodicTableChemicalChangePhysicalChangeChemicalFormulaChemicalReaction

S8P1-Jaiyla 2025-12-18

25 Items: AtomsProtonDensityElementNeutronProductCompoundElectronReactantMoleculesReactivityPrecipitateAtomicNumberBoilingpointMeltingpointPureSubstanceThermalEnergyChemicalChangeCombustibilityPhysicalChangeChemicalpropertyChemicalReactionPhysicalPropertyHomogeneousMixtureHeterogeneousMixture

Chapter 1: Properties of Matter 2014-10-09

25 Items: gasicefastheationsmassatomsnorthchangeenergyliquidmatternucleibondingdensitymeltingchemicalfreezingneutronschemistryelectronsmoleculescontinentsevaporationcondensation

PRITJU science word search 2024-09-08

23 Items: RadDADFizzAtomsFootyChangeEnergyBananaWombatPickleUnicornDoggiesSurfingElementsMixturesChemicalPhysicalReactionSolutionCompoundsMoleculesSpaghetti(your name)

Unit 2 Vocabulary 2025-11-13

18 Items: ATPwateratomsleavesoxygenstomatadioxideglucosesunlightsubscriptmoleculesrespirationcoefficientchloroplastchlorophyllmitochondriaphotosynthesisof conservation of matter

Chemical Bonds 2025-02-04

25 Items: IONICATOMSPOLARANIONDIPOLECATIONVALANCELATTICECOVALENTMETALLICHYDROGENPOLARITYNONPOLARELECTRONSMOLECULESRESONANCEIONIZATIONBONDENERGYOCTETRULESSINGLEBONDDOUBLEBONDTRIPLEBONDCOACHMACRULESINTERMOLECULARELECTRONEGATIVITY

Unlocking the secrets of Atoms and Molecules 2025-08-27

18 Items: dnashellchainmatterprotonoxygensciencenucleusneutronnumberselementhydrogenmoleculepatternsmaterialsparticleselectronsbyproduct

Mass Word Search 2026-04-28

7 Items: massatomsmatterelementsparticlesmoleculescompounds

Properties of Matter 2017-08-25

29 Items: GasIonsAtomspointpointPhaseSolidEnergyLiquidchangeBoilingDensityElementMeltingBuoyancyChemicalpropertyCompoundFreezingFreezingPhysicalpropertyMoleculesParticlesViscosityReactivityCondensationConductivityVaporization

THE SUPER MOLE SEARCHHH!!1! 2024-10-23

26 Items: moleionsunitgramatomsgramsliterratiovolumesystemelementdaltonsprotonsstandardavogadroconstantchemicalreactionsolutionquantityneutronschemistrymoleculesparticlessubstancemeasurement

Word Search: Avogadro's Law & Dalton's LAw 2025-10-07

27 Items: STPlawsumgasmoleunitreamsmallatomsdozentotalnumberlitersDaltonvolumepartialmixtureAvogadrostandardpressureparticlesmoleculescompoundsanalogouscomponentmeasurementtemperature

thermal energy 2025-04-22

7 Items: suntempatomsmatterenergymoleculessubstance

MP1 Vocabulary word search 2025-09-22

28 Items: gasodorAtomscolorlightsolutesolventElementsparticledilutionsolutiondissolveCompoundsMoleculesSubscriptagitationsolubilitytemperatureprecipitatehomogeneousheterogenouspuresubstanceconcentrationchemicalsymbolphysicalchangechemicalchangeChemicalformulaaqueoussolution

MOLECULES 2026-01-08

24 Items: upGasHeatdownrateSolidSpeedModelEnergyEnergyEnergyMotionLiquidSystemMattermarbleVibrateContactParticleTransferCollisionmoleculesTemperaturetemperature

Unit 1 POM- Structure of Matter 2024-08-02

21 Items: A homogenous mixtureThe ability to do workAtoms with the same number of protonsAnything that has mass and takes up spaceTwo or more atoms that are chemically bondedThe substance that the solute is dissolved inThe amount of matter in an object or substanceThis subatomic particle determines the element...

Biology Word Search 2026-04-10

29 Items: MOLEMASSATOMSGRAMSOXYGENLETSGOSCIENCEELEMENTHYDROGENCOMPOUNDCHEMISTRYMOLECULESMOLARMASSCONVERSIONMOLEMASCOTMOLETOMOLEMISSBARNETTMOLETOGRAMSGRAMSTOMOLEGRAMSPERMOLEGRAMSTOGRAMSALMOSTSUMMERPOLYATOMICIONPERIODICTABLEIAMOUTOFWORDSIAMPROUDOFYOUAVAGRADOSNUMBERCHEMICALEQUATIONPERCENTCOMPOSITION

Science Word Search 2023-06-02

30 Items: sungasbiomheatsolidearthatomsforceliquidmatterphasesvolumeenergyscienceprotonsdensitysolutionneutronsevidencedissolveconsumergeosphereecosystemmoleculesparticleselectronsatmospheredecomposerhydrospherecondensation

6th Grade Science--Year in Review!! 2025-06-18

30 Items: atomssolidsplasmaproductselementslabsafetyconstantsmoleculesreactantsradiationrenewableexothermichypothesisconvectionconductionecosystemsatmosphereendothermichydrospherelithospherenonrenewablethermalenergyphotosynthesisplateboundariesscientificmethodnaturalresourceschemicalreactionssyntheticproductsindependentvariablecellularrespiration

The Laws of the Universe 2026-02-08

30 Items: GASHEATWORKZEROTIMEORDERPOWERSOLIDCYCLEATOMSARROWDEATHENERGYSYSTEMMOTIONLIQUIDENGINECARNOTRANDOMENTROPYPHYSICSDISORDERABSOLUTEUNIVERSEEXPANSIONMOLECULESEFFICIENCYTEMPERATURECOMPRESSIONTHERMODYNAMICS

States of Matter  2016-04-01

30 Items: gasheatburnsolidsteamatomswatersupersoluteliquidvapourdilutemattersolventmeltingsolublesolutionfreezingdissolveinsolublemoleculesreversiblesaturationevaporationcondensationirreversibleconcentratedprecipitationphysicalchangechemicalchange

Periodic Word Search 2025-02-13

26 Items: GainLoseIonsSaltTableAtomsIonicLevelWaterGivingTakingStableChargeChargeSharingElementsCompoundElectronCovalentHydrogenCrystalsMoleculesElectronsStructureAttractionElectrolysis

3/20 Science Word Search 2026-03-19

31 Items: heatbreaklunarsolarcellsplantatomsorbitsugarwaterchangespringanimalsafetybeakersciencegravitykineticseasonseclipsegogglesthermalphysicalchemicalradiationpotentialmoleculesconductionconvectionlaboratorytemperature

Atoms and Molecules 2019-09-13

5 Items: compoundmoleculesweatheringintermolecularcharacteristics

Chemistry of life 2024-10-03

29 Items: AcidAtomsScaleAcidsBasesSoluteCarbonOxygenLipidsSolventProtonsCalciumBuffersMonomerPolymerElementsIsotopesNeutronsHydrogenNitrogenProteinsMoleculesSolutionsCompoundsElectronsPhosphorusSuspensionsCarbohydratesMacromolecules

Atoms, Elements, Molecules, and Compounds 2018-09-20

9 Items: atommatterelementmixturenucleusprotronneutroncompoundelectron

Waves 2016-03-21

33 Items: heatechoatomswavessoundgasesenergyenergyabsorbmattersolidsnucleusreflectliquidstransmitmoleculesfrequencywaterwavelightwaveswavelengthsoundwavesvibrationslightenergysolarenergysoundenergyseismicwavevisiblelightinfraredlightstateofmatterenergytransfernuclearreactionultravioletlightelectromagneticspectrum

States of Matter 2016-04-01

33 Items: gasnonheatburnsolidsteamatomswatersupersoluteliquidvapourchangechangedilutemattersolventmeltingsolublesolutionfreezingphysicalchemicaldissolveinsolublemoleculesreversiblereversibleevaporationsatuarationcondensationconcentratedprecipitation

Atoms, Elements, Molecules, Compounds, Mixtures 2025-12-18

13 Items: atomprotonoxygenelementneutronnucleusmixtureisotopemoleculeelectrondiatomichomogeneousheterogeneous

ATOMS and ELECTRICITY 2023-02-09

22 Items: atompushpullleadshellrepelsteelprotonneutronattractcompassmoleculeelectronelementsnorthpolesouthpolemagnetismfieldforceelectricityperiodictableenergytransferelectriccurrent

Energy 2025-01-30

20 Items: energy of motionstore chemical energybuilding block of mattermeasure of thermal energytransfer of thermal energyhighest energy form of radiationability to do work or cause changetransfers electricity and heat wellkinetic energy of atoms and moleculesstored energy due to height or positionenergy stored in the bonds of molecules...

Atoms 2019-09-09

19 Items: atomionsprotonenergylevelsanionsneutronelementcationselectronorbitalsisotopesatomicmassBohrmodelsatomicnumberoxidationnumbervalenceelectronsLewisdotstructureselectronconfiguration

Atoms and Elements 2026-05-05

25 Items: AtomBondGoldTableMatterProtonSilverCuriumErbiumCoyoteElementNeutronNucleusBromideUraniumGalliumKryptonFermiumElectronMoleculeAluminumBohemiumAntimonyTelluriumGermanium

Atoms and matter 2025-11-07

39 Items: AtomfoilmodelorbitmattercarbonoxygentheoryDaltonprotonchargeenergyelementmixturesciencenucleusneutralneutrondensitycompuondparticlenegativepositiveelectronThompsonChadwickLavoisierscientistsDemocritusNobelPrizeRutherfordbouncebackemptyspaceperiodictablegaswtaervaoprelectroncloudcathoderaytubecannotbedividedlawofconservationofmatter

ATOMS  2020-09-24

35 Items: BOHRWAVEATOMSCLOUDGASESMODELREPELENERGYMATTERPROTONQUARKSATTRACTCOMBINEELEMENTISOTOPELIQUIDSMOSELEYNEUTRALNEUTRONNUCLEUSADHESIONELECTRONMOLECULENEGATIVEPOSITIVEFLAMETESTSUBATOMICATOMICMASSDEMOCRITUSJOHNDALTONRUTHERFORDATOMICNUMBERATOMICWEIGHTSCHROEDINGERQUANTUMTHEORY