SCIN 136 Midterm Exam All Possible Questionshttp://hminute!"om/donloads/s"in#136#midterm#exam#all#possible#$uestions/Question 1 Earl% &o%a'ers used a &ariet% o( obser&ations to help 'uide them in"ludin':A!their sense o( smell)!"loud (ormationsC!the appearan"e o( more birds*!the dire"tion o( a&esE!all o( the abo&eQuestion + ,he s"ienti(i" theor% about the (ormation o( the o"eans is that the% (irst (ormed (rom -the ori'inal sour"e o( the ater.:A!ma'ma displa"ements! )!"omet impa"ts C!de'assin' o( the earl% Earth *!all o( the abo&eE!both b and " Question 3 )esides the Na&% the primar% or'ani/ations ho "arr% out 0"lassi(ied0 A!the 1!N!)!2reen Pea"eC!Sierra Club *!oil "ompanies! E!)oein'3!the ban4in' industr% Question 5 6ne use toda% o( the Na&%7s S6S1S S%stem is to monitor88888888 to pre&ent loss o( li(e!A!dumpin' o( aste in the o"eans1 o( +9 )!tsunamisC!(ish populations*!oil drillin'E!tidal "%"les SCIN#136 Mid#,erm Exam)!tsunamisC!(ish populations*!oil drillin'E!tidal "%"les3!sur(in' "hampionshipsQuestion : ,he to t%pes o( te"hnolo'% that are mostl% used to monitor deep#ater oil drillin' and to lo"ate and re"o&erdeep shipre"4s are:A!A1;7s and "ompasses)!o%*!NebularE!1rsa MaBor Question C Earth is approximatel% ho oldD A!+:99 %ears)!1+9 million %ears+ o( +9 C!5!6 billion %ears *!C!5 billion %ears E!19 billion %ears3!It is a tie ith =arr% Ein'! SCIN#136 Mid#,erm Exam)!1+9 million %earsC!5!6 billion %ears*!C!5 billion %earsE!19 billion %ears3!It is a tie ith =arr% Ein'!Question F ,he determination o( the a'e o( ro"4s b% stud%in' the de"a% o( isotopes is "alled:A!"arbon#15 datin')!relati&e datin'C!radiometri" datin'*!absolute datin'E!internet datin'3!3a"eboo4 datin'Question 19 ,he boundaries or eras o( 'eolo'i" time units ere (irst set b% notin':A!hi"h ro"4 units ere (ound on top o( others)!the appearan"e and disappearan"e o( (ossilsC!"han'es in the predominant "olor o( the ro"4s*!the lo"ation o( maBor (aultsE!the &ariable lo"ation o( the ater table3!,he% Bust as4ed =arr% Ein'!Mi'ht human remains be"ome index (ossils at some pointD Somethin' to thin4 about! Extin"tion isn7t ni"e but in the Earth7s histor% it7s normal!Question 11 ,his is another term (or 2reeni"h Mean ,ime! ,hin4 also o( the militar% &ersion!A!G1=1 time)!standard timeC!1ni&ersal ,ime Coordinated -1,C.*!all o( the abo&e3 o( +9 E!a and " abo&e 19/11/15H 5::5 PM ! SCIN#136 Mid#,erm ExamC!1ni&ersal ,ime Coordinated -1,C.*!all o( the abo&eE!a and " abo&eQuestion 1+ Earth rotates 888888 de'rees o( lon'itude ea"h hour! ,hus this is rou'hl% e$ual to one time /one!A!19)!1+C!1:*!39E!69Question 13 Ahi"h is the lar'est o( the o"eansDA!,he Atlanti")!,he SouthernC!,he Indian*!,he Pa"i(i"E!the Ar"ti"Question 15 ,he lar'est re'ion o( the Earth in terms o( its &olume is the:A!"rust)!mantleC!outer "ore*!inner "oreE!lithosphere3!the "urrent 3ederal de(i"eitQuestion 1: ,he reason the "ontinents sti"4 up hi'her than the o"ean basins is that: A!"ontinents are basaltH o"ean (loors are $uart/ite)!"ontinents are 'raniteH o"ean (loors are serpentine C!the mantle pushes harder under "ontinents5 o( +9 *!"ontinents drain aterH o"ean (loor ro"4 absorbs it E!"ontinents are 'raniteH o"ean (loors are basalt 3!the "ore bul'es under "ontinents )!"ontinents are 'raniteH o"ean (loors are serpentineC!the mantle pushes harder under "ontinents*!"ontinents drain aterH o"ean (loor ro"4 absorbs itE!"ontinents are 'raniteH o"ean (loors are basalt3!the "ore bul'es under "ontinentsQuestion 16 ,he ,heor% o( Plate ,e"toni"s as (irst proposed b%:A!Issa" ?a%es)!3ran"is )a"onC!Al(red Ae'ener*!3ran4 ,a%lorE!Edard Suess3!It as "reated b% CNN on a slo nes da%!Question 1@ About +:9 million %ears a'o there as a sin'le landmass e "all:A!=aurasia)!PanthalassaC!Pan'ea*!2ondanalandE!,eth%sQuestion 1C At &arious times in the Earth7s histor%H North Ameri"a has been part o( hi"h 0super"ontinent0DA!=a#=a =and/6/)!=aurasiaC!2ondanaland*!Pan'eaE!a and "3!b and d2!aH bH and " Question 1F Amon' the e&iden"e Ae'ener used to support his ideas as:A!similar old mountain ran'es on di erent "ontinents )!similar (ossils older than 1:9 million %ears on di erent "ontinents C!the (it o( "ontinental "oastlines: o( +9 *!all o( the abo&eE!b and " onl%3!he7d seen it on a 3ox Nes panel dis"ussion! C!the (it o( "ontinental "oastlines*!all o( the abo&eE!b and " onl%3!he7d seen it on a 3ox Nes panel dis"ussion!Question +9 ,he MA>6< (or"e or me"hanism dri&in' plate mo&ements ould be:8888888888888888888! ,hus anearth$ua4e "an o""ur an%here on Earth!A!"on&e"tion "ells in the mantle)!tidal (or"es pullin' on o"ean aterC!rotational (or"es*!'ra&itational (or"es a"tin' at tren"hes and rid'es due to "rustal ro"4 densitiesE!a and "Question +1 ,he site don INSI*E the Earth here an earth$ua4e/seismi" e&ent be'ins is "alled the:A!Epi"enter)!MantleC!6uter Core*!3o"us Question ++ Spreadin' rates (or plates are on the order o(:A!1 # 19 mm/%r)!1 # +9 "m/%rC!1 # 19 4m/%r*!+9 # 39 "m/%rE!59 # :9 mm/%rQuestion +3 )esides paleoma'netism one o( the lar'est sets o( 0proo(0 (or plate te"toni"s are: A!distribution o( (ossils)!radioa"ti&it% in sur(a"e ro"4s C!orld#ide tidal "%"les *!&arian"e o( ater depths E!all o( the abo&e Question +5 >apanH the MarinasH 2ilbert and other areas near the deep sea tren"hs are "alled: >apanH the MarinasH 2ilbert and other areas near the deep sea tren"hs are "alled:A!mid#o"ean rid'e s%stems)!tablemountsC!spreadin' /ones*!ri(t &ale%sE!island ar"sQuestion +: ,he s"ienti(i" Busti(i"ation (or bur%in' radioa"ti&e aste in the tren"hes is that:A!the ater is alread% radioa"ti&e)!the aste ill be "arried ba"4 into the radioa"ti&e mantle b% plate mo&ementC!"old sea ater neutrali/es radioa"ti&it%*!it is "heap and eas%E!it ill help deep sea (ish 'lo in the dar43!all o( the abo&eQuestion +6 ,he li(e span o( a hot spot is thou'ht to be about 8888888888 %ears!A!199H999)!1 millionC!+9 million*!+99 millionE!1 billionQuestion +@ A 'ood example o( a hot spot is:A!?aaii)!I"elandC!Iellostone*!,ahitiE!a and " 3eedba"4: