University:
University of Colorado Boulder
Course:
GEOL 1010 | Exploring Earth
Academic year:

2021
Views:

282

Pages:

2
Author:

istarskom5m2

t EARTH SCIENCE PHET: PLATE TECTONICS Key NAME: PER: DATE: Go to the student docushare website. Select the Plate Tectonics PhET from the Unit 2 Folder Spend a few minutes exploring the simulation. Don 't worry, you can’t break it. Select the “Crust’’ tab at the top of the simulation. Under view select “ Both 1 ) What are the 3 variables that can be changed in this simulation? (Scale or zoom is a nice feature, but not a variable.) ‘ ^ ' WJJUT Composition Q 3) Try to duplicate the oceanic crust as accurately as possible. Show on the diagram where you set each variable. 4) In terms of the three variables you have investigated, describe how continental crust differs from oceanic crust. ‘ Corrhin VcJ ciruH is -fh \c& r avxd cmfaiAs rAooe S> i ( icorv O oeamc. crus( is \V\iv\Y\er cxrd ] . ^ ' 4^ Coe I 2) Try to duplicate the continental crust as accurately as possible. Show on the diagram where you set each variable. (In other words, draw where you must move the slides.) o- f Temperature o- orv si -H O, ^ -fh id^ss # # Select the “ Both". Q2 - Continental Crust Ucr « iron MoreSikt Thickness 1* rhift thick A f Q3 - Oceanic Crust Temperature Cool Composition s r^ tssM \ rt> A 3 Plate Motion” tab at the top of the screen. Under view select - Mote SlhCA I ft Thickness * * Thin 7!wh 8) Investigate convergent boundaries (green arrows). Report your findings in the following table : r LeftSide Right Side Which Crust I Which Crust Do nonDoes a On Which Crust Crust is Denser? Subducts? volcanic Trench Crust Do Mountains Form? Volcanoes Form? Form ? Continental Continental M Vv6r (0 e / Continental Old o id oCear <5 Vd Qceaj\ |4Q Ocean \ Corral Old ovfr Continental o\d Ocean ©Ceorv U>r) h & \ Y VOL Ocean (TC oJrv Oo i/tc. ivbtQ. Young Continental YOLyw Ocean 0 CCJU v No Old Young dd Ocean Ocean oC&CG\ > coai\ Young Old aW old Ocean Ocean S N) Q v\\ j£ roFfxk bp u\ 9) Describe the relative motion of the plates at ALL convergent plate boundaries. w\tAii=>v\ i tf!CLC(/v cA H e cHrL'-t ~^ . biases: ^4 — - f " . < - ^ Three times you used the same two types of crust, but switched left and right sides. What do you observe about the results? Is the side the crust is placed qn important? 10) ^f -r Aid 4- HAdfec rkrisu? r ^Kick Side i AC rod tty , ei \ " piaoft 0*1 bderg ftX -£ . / s, [ sbA.Octe MoUJ ^ Crust Look for patterns in density , subduction, and volcanoes in the table. When volcanoes form, on H) which plate do they always form? 4 VM3 UQICJQH /JPS ft! u - 4V\ e , -tv\Sr? / - j-e. Wa 4 datvp ' ~ A ' W\C llSS ' 4 pL f C ' — ? doris ~ AiorfUcA f 2 ~\ Explore how a continental-young oceanic crust collision differs from a continental-old oceanic crust ^coition. * # Describe the difference in the angle of subduction between old and new plates. " Th e gutaVe ( $ SkvaW ui*wi ary - \d D • ' !y oxxA ^ # How does the distance between the volcanoes and the plate boundary differ between old and new < \ ^ rveus oceav\ nrtA-4 it>( canoe y -t vYv^ fuHixir OJJJ ay Ftnm ^ plates? 13) CK 15) cru ^ ir •- CK. CD ivh - 70 " ' Investigate divergent boundaries (red arrows). Click show labels. Describe the relative motion of ALL plates at divergent boundaries. "T Wf 14) - jjf Mi^s MW What is generated at ALL divergent plate boundaries? Ab 'cuwA aA & ( ( rliugr ttf ^ ' plaio ^ Q, kloa fi&fW _ Kj _ pj OCJlPU/V QT)Sj iX \ batj /dav tg Lt> cAo dh sfvi)) ^ ^ .. ^ ' 1^ Investigate transform fault boundaries ( blue arrows). Describe the relative motion of ALL plates at transform fault boundaries. '"TM. 4 O w l£ _ \ Ap GN. j £y .' W finAr-eos -&UL0 M \ anotfr^y

Plate Tectonics Key

Related Documents

Description

Related Documents

Want to Download This Document?

Free up your schedule!

Take 5 seconds to unlock