FORM1 1 Pluto s status has recently changed and is now: a. A dwarf planet b. An Oort cloud object c. A main belt asteroid d. A Trojan asteroid e.

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1 FORM1 1 Pluto s sttus hs rntly hng n is now:. A wrf plnt. An Oort lou ojt. A min lt stroi. A Trojn stroi. Non of th ov 2 Th lunr mr r foun:. Anywhr lrg mtor impts rt p sins. Almost ntirly on th fr si, whih ws mor likly to hit. Almost ntirly on th Erth si, whr th rust ws thinnr. Minly in th south polr rgion, whr th lrgst impt ourr. Not t ll, sin no liqui wtr rlly xists on th Moon 3 Whih of th following sttmnts is tru? Bus of th tis,. Th Erth will vntully kp th sm si towr th Sun. Erthquk tivity is inrsing. Erth s rottion rt is inrsing. Th Moon is spirling wy from Erth. Erth vntully will rift wy from th Sun 4 Whih thory of th Moon s origin is now most in fvor?. Lik th Moons of Jupitr, our Moon onns of lftovrs roun th qutor of th nwly form Erth. Th rpily spinning Erth slung th Moon off from wht is now th Pifi On. Th Moon form s sprt plnt, thn ws ltr ptur y th Erth s grvity. Th Moon ws lrg omt, from th Oort lou, whih hs no lost lmost ll of its is. A Mrs-siz oy struk th young Erth, tilting us ovr 23.5 grs n lowing out jt tht onns into th Moon 5 Vnus surf is prmnntly osur y lous. As rsult, th surf hs n stui primrily y:. Ultrviolt osrvtions from lloons. Rr signls from Erth. Oriting stllits using rr. Sptrosopy. Rooti lnrs 6 As th solr nul ontrts u to grvittion, th lou. Bgins to ool. Expns. Spins fstr. Boms mor sphril in shp. Chngs irtion of motion 7 Th til of omt lwys points. Towr th Erth n nvr vris. Towr th Sun n vnishs t prihlion. Awy from th Sun n vnishs t prihlion. Awy from th Sun n oms longst n rightst t prihlion. In th irtion of th omt s motion 8 Ams n Lvrrir prit th position of Nptun, s on its prturtions of:. Triton. Jupitr. Th Sun. Urnus. Sturn s rings

2 9 From th Erth s ntr outwr, th orrt orr is:. Liqui iron innr or, soli nikl outr or, roky mntl, silit rust. Soli mtlli innr or, moltn mtl outr or, silit mntl, n rust. Soli mtl or, moltn mtl hyrosphr, roky lithosphr, gss in tmosphr. Soli rok, liqui mtl mntl, soli rok rust. Moltn mtl hyrosphr, moltn rok lithosphr, soli silit rust 10 In th ling thory of solr systm formtion, th plnts. Wr ptur from nothr str. Ar muh olr thn th Sun. Wr jt from th Sun following los nountr with nothr str. Ar muh youngr thn th Sun. Form from th sm flttn, swirling gs lou tht form th Sun 11 Why will it so hr to trmin th ntur of Vnus intrior?. No oritr hs n l to fin th xt mss of Vnus. No sismogrph n lst long nough t Vnus surf tmprtur to pik up quks. No photos hv n rturn from Vnus surf. Th lous prvnt us from fining th xt imtr n volum of Vnus. Th mgnti fil of Vnus is muh strongr thn our own 12 If sismomtrs rgistr P- n S-wvs vrywhr on th Moon, thy woul suggst tht th Moon h:. Th sm lyr strutur s Erth. No Moonquks. No moltn or. Th sm nsity throughout. Both. n. 13 How is th Roh limit fin?. Th ritil istn from plnt, insi of whih moon n tilly stroy. Th mximum nsity tht oy n hv, pning on its omposition. Th mximum istn from plnt tht moon n xprin synhronous rottion. Th mximum mss moon n hv n still lssifi s moon. Th mximum siz n impting stroi n n not rk up moon 14 Whih of Sturn s moons hs gologil tivity in th form of gysrs?. Dion. Enlus. Mims. Rh. Titn 15 Vnus tmosphr:. Is ompos mostly of molulr hyrogn. Hs lmost th sm hmil omposition s Erth s. Shows high lvls of humiity. Is ompos mostly of ron ioxi. Is prominntly m of i roplts 16 Th min onstitunt of Jupitr s tmosphr is:. Hyrogn. Hlium. Ammoni. Cron ioxi. Oxygn

3 17 Wht ws th most likly sour of th wtr tht form th lrg outflow hnnls on Mrs?. Rinfll from th hyrosphr. Ctstrophi ut rr flooing. Annul mlting of th ssonl i ps. Lrg omts tht struk Mrs. Ht from th impt of lrg stroi tht m Hlls 18 Why os Sturn rit vn mor xss nrgy thn Jupitr?. Sturn is still riting ht lft ovr from its formtion. Sturn s thik lou lyr ontriuts to lrgr grnhous fft. Hlium rin prous ht s it flls towrs Sturn s ntr. Sturn s tmosphr ontins lot of mthn, rting lrg grnhous fft. Sturn n fus hyrogn into hlium in its or, lik th Sun 19 Whih mjor tmosphri omponnt is hifly prout of lif prosss?. Cron ioxi. Oxygn. Wtr. Hyrogn sulfi. Nitrogn 20 If thr wr signifintly mor grnhous gss, suh s CO 2, in Erth s tmosphr, thn:. Th ozon hol woul gt lrgr. Plnts woul grow fstr thn nimls oul t thm. Erth s vrg tmprtur woul hng. Th ozon hol woul los. Non of th ov 21 Essntilly, th Grt R Spot is:. Alwys lot within 10 grs of Jupitr s north pol. Compos primrily of iron oxi. Trvling north n south ross Jupitr s f. Nptun s lrgst tmosphri ftur. A lrg hurrin on Jupitr 22 Whih of ths is NOT Jovin plnt?. Jupitr. Sturn. Urnus. Nptun. Pluto 23 How o th tmosphrs of th Moon n Mrury ompr?. Mrury s is muh nsr, lik Vnus, with muh ron ioxi. Thy r out qul, h only 5% s ns s ours. Th oolr Moon rtins thikr nitrogn tmosphr. As no sprft hs yt ln thr, no informtion xists out Mrury s tmosphr. Nithr oy hs prmnnt tmosphr 24 Wht is thought to th us of Io s volnos?. Jupitr s mgntosphr n its hrg prtils. Jupitr s grvity n th ht it rts. Til strsss from oth Jupitr n Europ. Solr rition fous y Jupitr s grvity. Riotiv y in Io s intrior 25 Th Kuipr Blt is foun whr in th solr systm?. Among th orits of th trrstril plnts. Btwn th orits of Jupitr n Urnus. Btwn th orits of Mrs n Jupitr. Byon th orit of Nptun. Sixty grs h or hin Jupitr

4 26 Whih sttmnt out omts is NOT tru?. Thir orits tn to mor ntri thn thos of strois. Thir nsitis r highr thn thos of strois. Thy tn to m of i tht sulimts nr prihlion. Thy look fuzzy, whil strois ppr s moving points of light. Thir vrg istns from th Sun r fr grtr thn thos of strois 27 Wht is thought to li t th ntr of Jupitr?. A or of liqui mtlli hyrogn. A roky or, not unlik trrstril plnt. Liqui hlium unr grt prssur. A hyrosphr lrgr thn Erth. Hyrogn fusing into hlium 28 Whih of th following fins nsity?. Mss tims surf grvity. Mss ivi y volum. Siz ivi y wight. Mss tim surf r. Wight ivi y siz 29 Th most striking vlly in th solr systm is:. Th Grn Cnyon in Arizon. Gwnivr on Vnus. Th isovry srp of Mrury. Vlls Mrinris on Mrs. Vlhll on Clisto 30 Th tmosphr of Titn is ompos mostly of:. Hyrogn. Nitrogn. Oxygn. Mthn. Cron ioxi 31 Wht is th prition for th futur of Triton?. It will provi th rw mtril for futur Nptunin ring. It will vlop tiv volnos s Nptun s til strsss om grtr. It will rsh into Nri whn th smllr moon oms too los. Its orit, whil rtrogr, is vry stl n will not hng. Its rtrogr orit will throw it k out into th Kuipr lt gin, with Pluto 32 Whih of th following is tru out th ssons on Urnus?. Th ssons on Urnus r not unlik thos on Erth or Mrs. Th tilt of th Urnin rottion xis prous som xtrm ssonl ffts. Lik Jupitr, Urnus hs littl tilt, with its qutor lwys fing th Sun. From th Urnin qutor, th Sun woul rmin sttionry ll th tim. Urnus wthr will om lss turulnt s th quinox psss in Vnus n Mrs proly volv iffrntly from Erth us:. Thy r slightly iggr thn Erth. Thy r mor mssiv thn Erth. Thy hv thikr tmosphrs thn th Erth. Thy form soonr thn th Erth. Thy orit t iffrnt istns from th Sun 34 Most strois r foun:. Byon th orit of Nptun. Btwn th Erth n th Sun. Btwn th orits of Mrs n Jupitr. In th orit of Jupitr, ut 60 grs h or hin it. Oriting th Jovin plnts in ptur, rtrogr orits

5 35 Whih of th following r trrstril plnts?. Only Erth. Th Erth, Moon, n Vnus. Mrury, Vnus, Erth, n Mrs. Mrury, Vnus, Moon, Mrs, n Pluto. Mrury, Vnus, Erth, Moon, Mrs, n Crs 36 Th ritil prt of th Erth s tmosphr for protting lif on th groun from xssiv ultrviolt rition is th:. Hyrosphr. Troposphr. Strtosphr. Ozon lyr. Ionosphr 37 Why r Sturn s rings so notil?. Thy r m of mtlli hyrogn. Thy r m of right i prtils, proly from rnt rkup. Th prtils in th rings r highly polish from numrous ollisions. Thy r m of nitrogn frost, lik th right surf of Triton. Sturn is so right, th rings rflt lot of light from oth Sturn n th Sun 38 Wht is th rson tht it is so iffiult to viw Mrury from Erth?. Mrury is lwys vry los to th Sun. Mrury is vry smll. Mrury is vry im. Mrury n t sn t night. Mrury is oftn hin y th Moon 39 How lrg is Jupitr s mgntosphr?. It is out s lrg s th Erth s. It is so lrg tht it xtns out to th orit of Io. It is million tims th volum of th Erth s, xtning yon th orit of Sturn. It xtns inwr to th orit of Mrs. It nvlops vn th Sun n th rst of th solr systm 40 Th g of th solr systm s trmin from slt mtorits is out:. 4.6 x 10 3 yrs. 4.6 x 10 4 yrs. 4.6 x 10 6 yrs. 4.6 x 10 8 yrs. 4.6 x 10 9 yrs