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©StephanieElkowitz7TectonicPlateBoundariesSNAPs Lab
ScienceSkillsStation
Objective1. Modelthemotionoftectonicplatesatplateboundaries.2. Compareandcontrastconvergent,divergentandtransformplateboundaries.3. Compareandcontrastaconvergentplateboundarybetweenoceanicplates,
continentalplatesandanoceanicandcontinentalplate.
SkillsUtilized
OverviewTectonicplatesarelargeslabsofEarth’slithosphere.Theymoveorslideovertheasthenosphere– thetoppartofthemantle.Earth’scoreunevenlyheatstheasthenosphere.Thisunevenheatingcausesthetectonicplatestomove.Tectonicplatescanmovetowardseachother,moveawayfromeachotherorslidepasteachother.
Whenplatesmoveawayfromeachother,newlithosphereiscreated.Whenplatesmovetowardseachother,lithosphereisdestroyed.Whenplatesslidepasteachother,they“grind,”whichcreatesdisturbancessuchasearthquakes.
Atthisstation,youwillstudytectonicplatemotion.Youwillmodelhowthemotionoftectonicplatesandhowthecompositionoftectonicplatesimpactwhatoccursataplateboundary.
• Makeobservations• Inferand/orPredict
• Compareandcontrast• Modelaconcept
• Illustrateaconcept
DivergentBoundaryPlatesmovingawayfromeachother
ConvergentBoundaryPlatesmovingtowards
eachother
TransformBoundaryPlatesslidingpasteach
other
©StephanieElkowitz10TectonicPlateBoundariesSNAPs Lab
NarrativeStation
Objective1. Compareandcontrastatransform,convergentanddivergentplateboundary.2. CompareandcontrasthowEarth’ssurfacechangesateachtypeofplateboundary.
SkillsUtilized• Answerquestionsrelatingtoatext• Citetextualevidence• Definekeyterms• Summarizeinformation• Makeconnections• Analyzedatainanillustration
Activity#1Directions:Useacomputerortablettoaccessandwatchthefollowing41/2-minutevideoabouttectonicplates:http://bit.ly/2lOWSb8.Thenanswerthequestions.
Questions:1. Accordingtothevideo,howfastdotectonicplatesmove?2. Whatisthedifferencebetweenthelithosphereandasthenosphere?3. Whatkindofcrustcoversatectonicplate?4. Whatcausestectonicplatestomove?5. Defineandgiveanexampleofeachtypeoftectonicplateboundary:
a. Divergentboundaryb. Convergentboundaryc. Transformboundary
ImportantNote:Weoftendefineatectonicplatebythecrustthatcoversit.Forexample,wecallatectonicplatecoveredwithoceaniccrustanoceanicplate.Sometectonicplatesarecoveredbymorethanonetypeofcrust.Tosimplify,wewillrefertotheportionoftheplatestudiedasoceanicorcontinental,basedonthecrustthatcoversthatportion.
©StephanieElkowitz11TectonicPlateBoundariesSNAPs Lab
NarrativeStationcont.Activity#2Directions:Readtheinformationaltext.Thenanswerthequestions
TECTONICPLATEBOUNDARIES
Thetypeofmovementthatoccursattheboundarybetweentectonicplatesdeterminesthetypeofplateboundarythatexistsbetweenthem.Therearethreetypesofplateboundaries:convergent,divergentandtransform.
Twotectonicplatesmovetowardseachotherataconvergentboundary.Thisboundaryisalsocalledadestructiveplateboundarybecauseoneplateisslowlydestroyedattheboundary.Ataconvergentboundary,thedenserplatesubducts ormovesbelowthelessdenseplate.Itmeltsandbecomespartofthemantle.Therearethreetypesofconvergentplateboundaries:oceanic-oceanic,oceanic-continentalandcontinental-continental.Thegraphicssummarizewhatoccursateachtypeofconvergentboundary.
Twotectonicplatesmoveawayfromeachotheratadivergentboundary.Thisboundaryisalsocalledaconstructiveboundarybecausenewcrustorlithosphereiscreatedattheboundary.Astheplatemoveapart,moltenrockfromwithinEarthmovesupwardandfillsthespacebetweentheplates.Themoltenrockcoolsandformsnewcrust.
Twotectonicplatesslidepasteachotheratatransformboundary.Thisboundaryisalsocalledaconservativeplateboundarybecausecrustisneithercreatednordestroyedatthisboundary.Transformboundariesareoftenfoundbetweentwoconvergent,twodivergentoraconvergentanddivergentboundary.
Questions:1. Compareandcontrastthethreetypesoftectonicplateboundaries.2. Whyisdensityimportanttoaconvergentplateboundary?3. Accordingtothegraphicsoftheconvergentplateboundaries,isatectonicplate
coveredwithoceanicorcontinentalcrustdenser?Explain.4. ComparehowEarth’ssurfacechangesataconvergentanddivergentboundary.5. HowdoesEarth’ssurfacechangeatatransformboundary?
Oceanic-ContinentalOceanic-Oceanic Continental-Continental
©StephanieElkowitz12TectonicPlateBoundariesSNAPs Lab
AssessmentStation
ObjectiveRecallconcepts,termsandideasrelatingtotectonicplateboundaries.
SkillsUtilized• Definekeyterms• Summarizeaconcept• Determinerelationship• Compareandcontrast• Prioritizeinformation• Critique(astatement)• Makepredictions• Designanexperiment
AssessmentDirection1. Answerthefollowingquestions.Writedownyouranswersontherecordingsheet.2. Therearetwobonusquestions.Iftimeallows,trytoanswerthesequestions.
Question#1
Matcheachplateboundarywithitssynonymousname:
Question#2
Whattypeofplateboundaryisshownineachillustration?
A.
B.
C.
Question#3
CompareandcontrasthowEarth’ssurfacechangesdifferentlyataconvergent,divergentandtransformplateboundary.
Question#4
Whathappenswhenanoceanicplateconvergeswithacontinental
plate?Explain.
A. Convergentboundary
B. Divergentboundary
C. Transformboundary
1. Conservativeboundary
2. Constructiveboundary
3. Destructiveboundary
Question#5
WouldEarth’ssurfacelookdifferentiftectonicplatesdidNOTmove?Whatiftectonicplates
movedfivetimesfasterthantheydotoday?Justifyyouranswer.
Question#6
Designanexperimentthatinvestigatestherateatwhich
tectonicplatesmove.Identifytheresourcesyouwouldneedandthemeasurementsyouwouldmake.Thendiscusstheabilitytoconductthisinvestigationintheclassroom.
BONUS Question#7
AstudentarguesthattectonicplatemotioncancauserapidchangestoEarth’ssurface.He
statesthattectonicplatemotioncancauseearthquakes,whichin
turncauselandslidesandlandslidescauserapidchangesto
Earth’ssurface.
Evaluatethisstudent’sclaim.Doyouagreewithhim?Justifyyour
answer.
BONUS Question#8
Tectonicplatemotionandtheprocessesofweathering,erosionanddepositioncauseslowchangestoEarth’ssurface.Whichsetof
processeswouldbemostresponsibleforlocalchangestoEarth’ssurface?WhichsetwouldbemostresponsibleforglobalchangestoEarth’ssurface?
ProblemSolvingStation
ObjectiveDevelopamodelthatsummarizestheforcesandfactorsthatcauseMountEveresttobethehighestpeakonEarth.
SkillsUtilized• Developamodel
Overview
Directions:Designamodel(asketchorphysicalrepresentation)thatsummarizethegeoscienceprocessesthatshapeMountEverest.Themodelshouldconsider:• Theforcesthatcauseuplift• Thefactorsthaterodethemountain• TheuniquefeaturesthatleadtotheformationofMountEverest’shighpeak
Answerthequestionsbelowwhenfinishedwiththemodel.
Questions:1. Whatfactorsand/orprocessesopposetheupliftthatcreatedMountEverest?2. HowmighttheheightofMountEverestchangeiftheforcesoferosionwere
stronger?3. HowdoesclimateplayaroleinshapingMountEverest?4. HowmightMountEverestchangein100millionyearsfromnow?
©StephanieElkowitz15TectonicPlateBoundariesSNAPs Lab
TheHimalayasarelocatedalongtheNorthernborderofIndia,separatingtheIndiansubcontinentandcentralAsia.TheHimalayasincludethehighestpeaksonEarth’ssurface,includeMountEverest,thehighestpeakonEarth.TolearnaboutwhyMountEverestissotall,watchafive-minutevideo:http://bit.ly/2mkjbXc.Whilewatchingthevideo,takenoteoftheforcesandfactorsthatshapeMountEverest.
PlateBoundaryLandformsLabRecordingSheetNarrativeStationActivity#11. ___________________________________________________________________
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©StephanieElkowitz21TectonicPlateBoundariesSNAPs Lab
PlateBoundaryLandformsLabRecordingSheetAssessmentStation1. ___________________________________________________________________
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©StephanieElkowitz22TectonicPlateBoundariesSNAPs Lab
PlateBoundaryLandformsLabRecordingSheetProblem-SolvingStationDevelopamodelthatsummarizethegeoscienceprocessesthatshapeMountEverest.
Questions:1. ___________________________________________________________________
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©StephanieElkowitz23TectonicPlateBoundariesSNAPs Lab