Geologic Timeline - CBC.ca

1 Geologic Journey Teacher Resource Guide CBC Learning 0002 0003 0004 0004 600 Great LakesGreat LakesGreat LakesGreat LakesGreat LakesGreat LakesGreat LakesAppalachiansAppalachiansAppalachian sAppalachiansRockiesRockiesRockiesCanadi an ShieldCanadian ShieldCanadian ShieldCanadian ShieldCanadian ShieldCanadian ShieldAtlantic CoastAtlantic CoastAtlantic CoastCanadian ShieldAtlantic Coast12 00014 0002 000 000after 2 000 000180 000 00058 000 000350 000 000300 000 000400 000 000200 000 000485 000 000500 000 000560 000 000600 000 000500 000 0001 200 000 000 to1 000 000 0004 500 000 0001 300 000 0004 000 000 0002 000 000 0001 800 000 00065 000 0002 700 000 0003 800 000 000 toto 3 300 000 000400 000 000 Niagara Falls starts to wear back EscarpmentIce starts to melt from most recent glaciationMost recent glaciation periods startsGlacial erosion of Great Lakes basinsBeginning of the formation of the RockiesIntrusion into the old Precambrian rock of the Rockiesnear Boulder, ColoradoFormation of Pangaea supercontinent and rocks thatformed the Rockies laid down in shallow seasFormation of AppalachiansSingle micro-continent smashes into North AmericaBreak-up of Pangaea, Atlantic Ocean opens, majorvolcanic activity in the southern of zircons found in NewfoundlandAge of chromite found in western NewfoundlandAge of oceanic crust found in western NewfoundlandEdiacaran fauna of eastern NewfoundlandErosion of Grenville Mountains, formation of CanadianShield landscapeEarlier Appalachian Mountains formedAge of the Earth Super continent of RodiniaAge of some of the rocks in Canadian Shield, somefound in NWT (Slave Craton) first continents appearRocks found in the Torngats formed as sedimentsFormation of diamonds destruction of ocean crustand kimberlite formedMassive meteorite strike near SudburyDinosaurs Deposition of gold in the TorngatsMountain-building phases (2)

2 Form TorngatsExposure of roots of Grenville Mountains, North America located at equator, Michigan Basin formedTime before present (millions of years)PrecambrianEraPaleozoicEraMesozoic EraCenozoicEraCambrianOrdovicianSilurian DevonianCarboniferousPermianTriassicJura ssicCretaceousPaleogeneNeogenePleistocen eQuaternaryHoloceneEventEpisodeTime BPGeologic TimelineGeologic Journey Teacher Resource Guide CBC Learning :Gros Morne National ParkNewfoundlandSt. John sNova ScotiaParrsboroA p p a l a c h i a n sA p p a l a c h i a n sPennsylvaniaShenandoah National ParkAnticosti IslandQuebec CityBostonCubaTorontoNew YorkPhiladelphiaNew MadridNew Madrid Fault LineCharlestonSan FranciscoNorth CarolinaLake SuperiorLake MichiganLake HuronLake ErieLake OntarioGeorgian BayMontmorency FallsMistaken PointNiagara FallsNiagara RiverLobster CoveGulf of St LawrenceLogan s LineNiagara EscarpmentGoderichDetroitWestVirginiaMic higanFathom Five National Marine ParkBruce Peninsula National ParkTorngat MountainsRama BayLabradorNorthwest TerritoriesSudburyManicouaganYellowknife R o c k y M o u n t a i n sR o c k y M o u n t a i n sBritishColumbiaAlbertaWillmoreWildernes sVancouverIslandHesquiatBoulderColoradoD enver12456789103124536791081116111212141 4151313151604008001200kilometresScale.

3 Northern AmericaGeologic Journey Teacher Resource Guide CBC Learning Cross-section of the Rockies Thrust FaultMain RangesFront RangesFoothillsPlainsGeologic Journey Teacher Resource Guide CBC Learning Types of Coal Coal TypeCarbon ContentHardnessHeating Value (kJ/kg)Major UsesAnthracite85-95%Hardest35 000 +Water Purification, Home HeatingBituminous45-85%Medium Hard25 000 to 35 000 Electricity Generation, Iron and Steel MakingSub Bituminous35-45%Medium Soft20 000 to 30 000 Electricity GenerationLignite25-35%Soft10 000 to 20 000 Electricity GenerationGeologic Journey Teacher Resource Guide CBC Learning Distribution of Pennsylvania CoalsBASub BituminousBituminousAnthraciteScale:0204 06080kilometresDistribution of Pennsylvania Coals Geologic Journey Teacher Resource Guide CBC Learning Cross-section of Appalachian LandformsBAfoldsfaultsAnthraciteRegionBi tuminous-Sub BituminousRegionAppalachian PlateauRidge and ValleyBlue RidgeGeologic Journey Teacher Resource Guide CBC Learning Continental Collision ModelContinental Collision Modela)b)c)

4 Asthenosphereasthenosphereasthenospherem antleocean floor rocksmelting in hot asthenospheresubduction zoneplate movementplate movementplate movementplate movementplate movementplatesweldedtogethercontinental crustcontinental crustcontinental crustcontinental crustcontinental crustcontinental crustcontinental crustplate movementasthenosphereocean floorvolcanoesocean sedimentary rocksfolding and faulting of oceansedimentary rocksclosing of oceanbasinyoung mountain rangeyoung mountain rangeyoung mountain range formed by volcanism, folding, and faultingfracturing of subductingocean floor rocksbreak-off and sinking of ocean floor rocks into mantleGeologic Journey Teacher Resource Guide CBC Learning Collision of Africa, Laurentia (North America), and Baltica (Northern Europe)370 MYAN orthAmericanEurasianPlateCollision ZoneAfricanPlateGeologic Journey Teacher Resource Guide CBC Learning Collision Zone: Forming MountainsNorth AmericanPlate(Canadian Shield)Eurasian Plate(Baltic Shield)African PlateAppalachian &CaledonianMountainsContinents in CollisionMountains in the MakingGeologic Journey Teacher Resource Guide CBC Learning The Breakup of Pangaea 170 MYAN orthAmericanEurasianPlateAfricanPlateGeo logic Journey Teacher Resource Guide CBC Learning Geologic 0002 0003 0004 0004 600 Time before present (millions of years)PrecambrianEraPaleozoicEraMesozoic EraCenozoicEraCambrianOrdovicianSilurian DevonianCarboniferousPermianTriassicJura ssicCretaceousPaleogeneNeogenePleistocen eQuaternaryHoloceneEventTime BeforePresentGeologic TimelineGeologic Journey Teacher Resource Guide CBC Learning Earthquake EpicentresMagnitude(Richter scale)

5 Journey Teacher Resource Guide CBC Learning Seismic RiskHighRelativeRiskLow SeismicRiskGeologic Journey Teacher Resource Guide CBC Learning In the Geological Article Review Checklist In the Geological Article Review ChecklistDate _____ Field Reporter: _____ Title of Article: _____In my science writing piece, did I:1. say what I wanted to say clearly?2. choose precise, informative wording so that others will understand?3. arrange paragraph details in logical or interesting ways?4. write well-formed sentences that maintain interest?5. write with a variety of sentence patterns?6. have a main idea and supporting details in each paragraph?7. have a clear beginning, middle, and ending to my story?8. make the people and events realistic and interesting?9. avoid unnecessary words or complicated terminology that did not include an explanation?10. provide the important geological ideas that frame the story? Geologic Journey Teacher Resource Guide CBC Learning Concept Map Geology of the Tablelands, Gros Morne National Park, NewfoundlandThe IapetusOceanWhat areOphiolites?

6 Characteristicsof theTablelandsWork ofRobertStevensPlate TectonicProcesses andNewfoundlandGeologyGeologic Journey Teacher Resource Guide CBC Learning K-W-L (Know .. Want to Know .. Learned) ChartThe Tablelands Gros Morne National Park, NewfoundlandKNOWWhat do I already know about the theory of plate tectonics?WANT TO KNOWWhat questions do I have about the geology and history of this area?LEARNEDWhat have I learned about the Tablelands, plate tectonics, and ophiolites?Where I looked for information:Resources I found useful: (K-W-L adapted from Donna Ogle, College of Education, National-Louis University, Evanston, IL) Geologic Journey Teacher Resource Guide CBC Learning Concept Map Mistaken Point TectonicsBody Shapes and CharacteristicsEvolution of Life on EarthEcologyEdiacaran FossilsatMistaken Point,Newfoundla