Test Bank for The Essential Cosmic Perspective, 8th Edition by Bennett, 9780134446431, Covering Chapters

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ThefEssentialfCosmicfPerspective,f8ef(Bennettfetfal.)fC
hapterf2f DiscoveringfthefUniversefforfYourself

2.1 MultiplefChoicefQuestions

1) Whichfofftheffollowingfstatementsfaboutfthefcelestialfequatorfisftruefatfallflatitudes?
A) ItfliesfalongfthefbandfofflightfwefcallfthefMilkyfWay.
B) ItfrepresentsfanfextensionfoffEarth'sfequatorfontofthefcelestialfsphere.
C) Itfcutsfthefdomefoff yourflocalfskyfexactlyfinfhalf.
D) Itfextendsffromfyourfhorizonfduefeast,fthroughfyourfzenith,ftofyourfhorizonfduefwest.
E) Itfextendsffromfyourfhorizonfduefnorth,fthroughfyourfzenith,ftofyourfhorizonfduefsouth.fAn
swer:fB

2) Atfmidnight,fonfafclearfandfmoonlessfnight,fthefnumberfoffstarsfthatfarefdistinctlyfvisibleftofthefe
yefisfinfthefrange
A)f2000-5000.
B)f20,000-50,000.
C)f200,000-500,000.
D)f2fmillion-
5fmillion.fAnswer:f A

3) Thefnumberfoffofficialfconstellationsfisf
A)f56.
B)f88.
C)f123.
D)f205.
Answer:f B

4) Howfmanyfarcsecondsfarefinfonefdegree?
A) 60
B)f360
C)f3,600
D)f100
E)f10,000
Answer:f C

5) Whatfisfafcircumpolarfstar?
A) afstarfthatfisfcloseftofthefnorthfcelestialfpole
B) afstarfthatfisfcloseftofthefsouthfcelestialfpole
C) afstarfthatfalwaysfremainsfabovefyourfhorizon
D) afstarfthatfmakesfafdailyfcirclefaroundfthefcelestialfsphere
E) afstarfthatfisfvisibleffromfthefArcticforfAntarcticfcirclesfA
nswer:f C




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6) Whichfofftheffollowingfstatementsfaboutfcircumpolarfstarsfisftruefatfallflatitudes?
A) Theyfarefthefstarsfcloseftofthefnorthfcelestialfpole.
B) Theyfalwaysfremainfabovefyourfhorizon.
C) Theyfmakefrelativelyfsmallfcircles,ftravelingfclockwisefaroundfthefnorthfcelestialfpole.
D) Likefallfotherfstars,ftheyfrisefinfthefeastfandfsetfinfthefwest.
E) YoufcannotfseefthemffromfthefSouthernfHemisphere.fA
nswer:fB

7) WhatfmakesfthefNorthfStar,fPolaris,fspecial?
A) Itfisfthefbrightestfstarfinfthefsky.
B) Itfisfthefstarfstraightfoverhead.
C) Itfappearsfveryfnearfthefnorthfcelestialfpole.
D) Itfisfthefstarfdirectlyfonfyourfnorthernfhorizon.
E) ItfcanfbefusedftofdeterminefyourflongitudefonfEarth.fA
nswer:f C

8) YoufarefstandingfonfEarth'sfequator.fWhichfwayfisfPolaris,fthefNorthfstar?
A) 30fdegreesfup,fduefWest
B) onfthefnorthernfhorizon
C) directlyfoverhead
D) Thefanswerfdependsfonfwhetherfit'sfwinterforfsummer.
E) Thefanswerfdependsfonfwhatftimefoffdayf(orfnight)fitfis.fAn
swer:fB

9) Byflocatingfthefnorthfcelestialfpolef(NCP)finfthefsky,fhowfcanfyoufdeterminefyourflatitude?
A) ThefaltitudefoffthefNCPfisfthefsamefasfyourflatitude.
B) ThefaltitudefoffthefNCPfisfyourfangularfdistanceffromfthefNorthfPole.
C) ThefdirectionfoffthefNCPfisfthefsamefasfyourflatitude.
D) ThefdirectionfoffthefNCPfisfthefangularfdistanceffromfthefNorthfPole.
E) ThefaltitudefoffthefNCPfisfthefsamefasfyourfdistanceffromfthefNorthfPole.fAn
swer:f A

10) ThefconstellationfOrion,flocatedfonfthefcelestialfequator,fisfvisiblefonfwinterfeveningsfbutfnotfonfs
ummerfeveningsfbecausefof
A) blockagefbyftheffullfmoon.
B) theftiltfoffEarth'sfrotationfaxis.
C) theflocationfoffEarthfinfitsforbitfaroundfthefSun.
D) thefprecessionfoffEarth'sfrotationfaxis.f
Answer:f C




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11) WhyfisfitfsummerfinfthefNorthernfHemispherefwhenfitfisfwinterfinfthefSouthernfHemisphere?
A) DueftofEarth'sftilt,fthefNorthernfHemispherefisfcloserftofthefSunfthanfthefSouthernfHe
misphere.
B) ThefNorthernfHemispherefisftiltedftowardfthefSunfandfreceivesfmorefdirectfsunlight.
C) ThefNorthernfHemispherefisftiltedfawayffromfthefSunfandfreceivesfmorefindirectfsunlight.
D) Itfisn't;fbothfhemispheresfhavefthefsamefseasonsfatfthefsameftime.fSummerfcomesfwhenfEarthfisfne
arestfthefSun.
Answer:f B

12) Whichfofftheffollowingfstatementsfisftrue?
A) BothfthefNorthernfandfSouthernfhemispheresfreceivefthefsamefamountfoffsunlightfonfthefequ
inoxes.
B) BothfthefNorthernfandfSouthernfhemispheresfreceivefthefsamefamountfoffsunlightfonfthefsol
stices.
C) ThefNorthernfHemispherefreceivesfthefmostfdirectfsunlightfonfthefJunefsolstice.
D) ThefSouthernfHemispherefreceivesfthefmostfdirectfsunlightfonfthefJunefsolstice.
E) BothfAfandfCfareftrue.f
Answer:f E

13) Whichfofftheffollowingfstatementsfaboutfconstellationsfisffalse?
A) Therefarefonlyf88fofficialfconstellations.
B) SomefconstellationsfcanfbefseenffromfbothfthefNorthernfandfSouthernfhemispheres.
C) Somefconstellationsfcanfbefseenfinfbothfthefwinterfandfsummer.
D) ItfisfpossibleftofseefallfthefconstellationsffromfEarth'sfequator.
E) Mostfconstellationsfwillfbefunrecognizablefhundredsfoffyearsffromfnow.fA
nswer:f E

14) Whichfofftheffollowingfstatementsfaboutflunarfphasesfisftrue?
A) Theftimefbetweenfnewfmoonsfisftwofweeks.
B) Onlyfonefquarterfofftheffirst-quarterfmoonfisfilluminatedfbyfthefSun.
C) Theffullfmoonfsometimesfrisesfaroundfmidnight.
D) ItfisfpossibleftofhaveftwoffullfmoonsfduringfJanuary,fbutfnotfduringfFebruary.
E) ItfisfpossibleftofhaveftwoffullfmoonsfduringfNovember,fbutfnotfduringfDecember.fAn
swer:f D

15) Whilefthefhistoricalfdefinitionfoffafconstellationfisf"afpatternforffigurefoffstarsfinfthefsky,"fthef
modernfdefinitionfusedfbyfastronomersfis
A) afgroupfoffstarsfinfthefskyfthatfarefallfveryfcloseftofeachfother.
B) afspecificallyfnamedfandfborderedfregionfoffthefcelestialfsphere.
C) anyfgroupingfoffveryfbrightfstarsfinfourfgalaxy,foftenfhostingfafstarfcluster.
D) nofdefinition.fAstronomersfnoflongerfuseftheftermfconstellation,fjustfnumericalfcoordinates.fAn
swer:fB




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