Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1

MATTERANDITSINTERACTIONS
PerformanceExpectation / Planandconductaninvestigationtodescribeandclassifydifferentkindsofmaterialsbytheirobservableproperties.
ClarificationStatement / Observationscouldincludecolor,texture,hardness,orflexibility.Patternscouldincludethesimilarpropertiesthatdifferentmaterialsshare.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations:Planningandcarryingoutinvestigationstoanswerquestions(science)ortestsolutions(engineering)toproblemsinK-2buildsonpriorexperiencesandprogressesto
simpleinvestigations,basedonfairtests,whichprovidedatatosupportexplanationsordesignsolutions.
•Planandconductaninvestigationcollaborativelytoproducedatatoserveasthebasisforevidencetoansweraquestion.
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / STRUCTURE ANDPROPERTIESOFMATTER
Differentkindsofmatterexistandmanyofthemcanbeeithersolidorliquid,dependingontemperature.Mattercanbedescribedandclassifiedbyitsobservableproperties.(K-2.PS1A.c) / PATTERNS
Patternsinthenaturalandhumandesignedworldcanbeobserved,usedtodescribephenomena,andusedasevidence.
MATTERANDITSINTERACTIONS
PerformanceExpectation / Analyzedataobtainedfromtestingdifferentmaterialstodeterminewhichmaterialshavethepropertiesthatarebestsuitedforanintendedpurpose.
ClarificationStatement / Examplesofpropertiescouldincludestrength,flexibility,hardness,texture,orabsorbency.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations
4.Analyzingandinterpretingdata:AnalyzingdatainK-2buildsonpriorexperiencesandprogressestocollecting,recording,andsharingobservations.
•Analyzedatafromtestsofanobjectortooltodetermineifitworksasintended.
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / STRUCTURE ANDPROPERTIESOFMATTER
Differentpropertiesaresuitedtodifferentpurposes.(K-2.PS1A.a) / CAUSEANDEFFECT
Simpletestscanbedesignedtogatherevidencetosupportorrefutestudentideasaboutcauses.

Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1

MATTERANDITSINTERACTIONS
PerformanceExpectation / Makeobservationstoconstructanevidence-basedaccountofhowanobjectmadeofasmallsetofpiecescanbedisassembledandmadeintoanewobject.
ClarificationStatement / Examplesofpiecescouldincludeblocks,buildingbricks,orotherassortedsmallobjects.Providestudentswiththesamenumberofobjectstocreateadifferentobject.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions:Constructingexplanations(science)anddesigningsolutions(engineering)inK-2buildsonpriorexperiencesandprogressestotheuseofevidenceandideasinconstructingevidence-basedaccountsofnaturalphenomenaanddesigningsolutions.
•Makeobservations(firsthandorfrommedia)toconstructanevidence-basedaccountfornaturalphenomena.
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / STRUCTURE ANDPROPERTIESOFMATTER
Differentpropertiesaresuitedtodifferentpurposes.(K-2.PS1A.a)
Agreatvarietyofobjectscanbebuiltupfromasmallsetofpieces.(K-2.PS1A.b) / ENERGYANDMATTER
Objectsmaybreakintosmallerpieces,beputtogetherintolargerpieces,orchangeshapes.

Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1

MATTERANDITSINTERACTIONS
PerformanceExpectation / Constructanargumentwithevidencethatsomechangescausedbyheatingorcoolingcanbereversedandsomecannot.
ClarificationStatement / Demonstrationsofreversiblechangescouldincludematerialssuchaswater,butterorcrayonsatdifferenttemperatures.Demonstrationsofirreversiblechangescouldincludecookinganegg,freezingaplantleaf,orheatingpaper.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence:EngaginginargumentfromevidenceinK-2buildsonprior
experiencesandprogressestocomparingideasandrepresentationsaboutthenaturalanddesignedworld(s).
•Constructanargumentwithevidencetosupportaclaim.
8.Obtaining,evaluating,andcommunicatinginformation / CHEMICALREACTIONS
Heatingorcoolingasubstancemaycausechangesthatcanbeobserved.Sometimesthesechangesarereversible,andsometimestheyarenot.(K-2.PS1B.a) / CAUSEANDEFFECT
Eventshavecausesthatgenerateobservablepatterns.

Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1

ECOSYSTEMS:INTERACTIONS,ENERGY,ANDDYNAMICS
PerformanceExpectation / Planandconductaninvestigationtodetermineifplantsneedsunlightandwatertogrow.
ClarificationStatement / Emphasisisontestingonevariableatatimeduringinvestigations.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigationstoanswerquestions(science)ortestsolutions(engineering)toproblemsinK-2buildsonpriorexperiencesandprogressestosimpleinvestigations,basedonfair
tests,whichprovidedatatosupportexplanationsordesignsolutions.
•Planandconductaninvestigationcollaborativelytoproducedatatoserveasthebasisforevidencetoansweraquestion.
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningasolution
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / INTERDEPENDENTRELATIONSHIPSINECOSYSTEMS
Plantsdependonwaterandlighttogrow.(K-2.LS2A.a) / CAUSEANDEFFECT
Eventshavecausesthatgenerateobservablepatterns.
ECOSYSTEMS:INTERACTIONS,ENERGY,ANDDYNAMICS
PerformanceExpectation / Developasimplemodelthatmimicsthefunctionofananimalindispersingseedsorpollinatingplants.
ClarificationStatement / Studentscouldusethemodeltodescribe:(1)Howthestructureofthemodelgivesrisetoitsfunction.(2)Structure-functionrelationshipsinthenaturalworldthatallowsomeanimalstodisperseseedsorpollinateplants.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels:ModelinginK–2buildsonpriorexperiencesandprogressestoincludeusinganddevelopingmodels(e.g.,diagram,drawing,physicalreplica,diorama,dramatization,storyboard)thatrepresentconcreteeventsordesignsolutions.
•Developasimplemodelbasedonevidencetorepresentaproposedobjectortool.
3.Planningandcarryingoutinvestigations
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / INTERDEPENDENTRELATIONSHIPSINECOSYSTEMS
Plantsmaydependonanimalsforpollinationortomovetheirseedsaround.(K-2.LS2A.b) / STRUCTUREANDFUNCTION
Theshapeandstabilityofstructuresofnaturalanddesignedobjectsarerelatedtotheirfunction(s).

Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1

BIOLOGICALEVOLUTION:UNITYANDDIVERSITY
PerformanceExpectation / Makeobservationsofplantsandanimalstocomparethediversityoflifeindifferenthabitats.
ClarificationStatement / Emphasisisonthediversityoflivingthingsineachofavarietyofdifferenthabitats.Studentscouldexploredifferenthabitatsinthecommunity(e.g.,school,aquariums,andneighborhoods).
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations:Planningandcarryingoutinvestigationstoanswerquestions(science)ortestsolutions(engineering)toproblemsinK-2buildsonpriorexperiencesandprogresses tosimpleinvestigations,basedonfairtests,whichprovidedatatosupportexplanationsordesignsolutions.
•Makeobservationsand/ormeasurementstocollectdatathatcanbeusedtomakecomparisons.
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / BIODIVERSITYANDHUMANS
Therearemanykindsoflivingthingsinanyarea,andtheyexistindifferentplacesonland,inwater,andinair.(K-2.LS4D.a) / PATTERNS
Patternsinthenaturalandhumandesignedworldcanbeobserved,usedtodescribephenomena,andusedasevidence.

Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1

EARTH’SPLACEINTHEUNIVERSE
PerformanceExpectation / UseinformationfromseveralsourcestoprovideevidencethatEartheventscanoccurquicklyorslowly.
ClarificationStatement / Examplesofeventsandtimescalescouldincludevolcanicexplosionsandearthquakes,whichhappenquickly,anderosionofrocks,whichoccursslowly.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations4.
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation:Obtaining,evaluating,andcommunicatinginformationinK–2buildsonpriorexperiencesandusesobservationsandtextstocommunicatenewinformation.
•Obtaininformationusingvarioustexts,textfeatures(e.g.,headings,tablesofcontents,glossaries,electronicmenus,icons),andothermediathatwillbeusefulinansweringascientificquestionand/orsupportingascientificclaim. / THEHISTORYOFPLANETEARTH
Someeventshappenveryquickly;othersoccurveryslowly,overatimeperiodmuchlongerthanonecanobserve.(K-2.ESS1C.a)
DEFININGANDDELIMITINGENGINEERINGPROBLEMS
Askingquestions,makingobservations,andgatheringinformationarehelpfulinthinkingaboutproblems.(K-2.ETS1A.b) / STABILITYANDCHANGE
Thingsmaychangeslowlyorrapidly.
EARTH’SSYSTEMS
PerformanceExpectation / Comparemultiplesolutionsdesignedtosloworpreventwindorwaterfromchangingtheshapeoftheland.
ClarificationStatement / Examplesofsolutionscouldincludedifferentdesignsofdikesandwindbreakstoholdbackwindandwater,anddifferentdesignsforusingshrubs,grass,andtreestoholdbacktheland.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions:Constructingexplanations(science)anddesigningsolutions(engineering)inK–2buildsonpriorexperiencesandprogressestotheuseofevidenceandideasinconstructingevidence-basedaccountsofnaturalphenomenaanddesigningsolutions.
•Generateand/orcomparemultiplesolutionstoaproblem.
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / EARTHMATERIALSANDSYSTEMS
Windandwatercanchangetheshapeoftheland.(K-2.ESS2A.a)
OPTIMIZINGTHEDESIGNSOLUTION
Becausethereisalwaysmorethanonepossiblesolutiontoaproblem,itisusefultocompareandtestdesigns.(K-2.ETS1C.a) / STABILITYANDCHANGE
Thingsmaychangeslowlyorrapidly.

Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1

EARTH’SSYSTEMS
PerformanceExpectation / Developamodeltorepresenttheshapesandkindsoflandandbodiesofwaterinanarea.
ClarificationStatement / Modelsdonothavetobetoscale.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels:ModelinginK–2buildsonpriorexperiencesandprogressestoincludeusinganddevelopingmodels(i.e.,diagram,drawing,physicalreplica,diorama,dramatization,storyboard)thatrepresentconcreteeventsordesignsolutions.
•Developand/oruseamodeltorepresentamounts,relationships,relativescales(bigger,smaller),and/orpatternsinthenaturalanddesignedworld(s).
3.Planningandcarryingoutinvestigations
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation / PLATETECTONICSANDLARGE-SCALESYSTEMINTERACTIONS
Mapsshowwherethingsarelocated.Onecanmaptheshapesandkindsoflandandwaterinanyarea.(K-2.ESS2B.a)
DEVELOPINGPOSSIBLESOLUTIONS
Designscanbeconveyedthroughsketches,drawings,orphysicalmodels.Theserepresentationsareusefulincommunicatingideasforsolutionstoaproblem.(K-2.ETS1B.a) / PATTERNS
Patternsinthenaturalandhumandesignedworldcanbeobserved,usedtodescribephenomena,andusedasevidence.
EARTH’SSYSTEMS
PerformanceExpectation / ObtainandcommunicateinformationtoidentifywherewaterisfoundonEarthandthatitcanbesolidorliquid.
ClarificationStatement / Studentsusereliablesourcestoidentifythepatternsofwherewaterisfoundanditsnaturalform(solidorliquid).ExamplesofhowwatercanbefoundonEarthaswateroricecouldincludeafrozenpond,aliquidpond,afrozenlake,oraliquidlake.
ScienceEngineeringPractices / DisciplinaryCoreIdeas / CrosscuttingConcepts
1.Askingquestionsanddefiningproblems
2.Developingandusingmodels
3.Planningandcarryingoutinvestigations
4.Analyzingandinterpretingdata
5.Usingmathematicsandcomputationalthinking
6.Constructingexplanationsanddesigningsolutions
7.Engaginginargumentfromevidence
8.Obtaining,evaluating,andcommunicatinginformation:Obtaining,evaluating,andcommunicatinginformationinK–2buildsonpriorexperiencesandusesobservationsandtextstocommunicatenewinformation.
•Obtaininformationusingvarioustexts,textfeatures(e.g.,headings,tablesofcontents,glossaries,electronicmenus,icons),andothermediathatwillbeusefulinansweringascientificquestionand/orsupportingascientificclaim. / THEROLESOFWATERINEARTH’SSURFACEPROCESSES
Waterisfoundintheocean,rivers,lakes,andponds.Waterexistsassolidiceandinliquidform.(K-2.ESS2C.a) / PATTERNS
Patternsinthenaturalandhumandesignedworldcanbeobserved,usedtodescribephenomena,andusedasevidence.

Diocese of Baton Rouge Science Standards: Grade 2 July, 2017 Page 1