b b b b b b b b b
a, b
1.bWhichbonebofbthebfollowingbisbanbSIbbasebunit?
A)bgram
B)bslug
C)bnewton
D)bcentimeter
E)bkilogramb-bANSWER:bE)bkilogram
2.bCompletebthebfollowingbstatement:bToday,bthebstandardbmeterbisbdefinedbinbtermsb
of
A)bthebdistancebfrombthebearth'sbequatorbtobthebnorthbpole.
B)bthebwavelengthbofblightbemittedbfrombabkryptonbatom.
C)bthebwavelengthbofblightbemittedbfrombabsodiumbatom.
D)babplatinum-iridiumbbarbkeptbinbFrance.
E)bthebspeedbofblight.b-bANSWER:bE)bthebspeedbofblight.
3.bCompletebthebfollowingbstatement:bToday,bthebstandardbunitbofbmassbisbdefinedbinbt
ermsbof
A)babspecifiedbvolumebofbwaterbatb4b°C.
B)babstandardbplatinum-iridiumbcylinder.
C)babspecifiedbnumberbofbcesiumbatoms.
D)babstandardbplatinumbbar.
E)bthebspeedbofblight.b-bANSWER:bB)babstandardbplatinum-iridiumbcylinder.
4.bCompletebthebfollowingbstatement:bToday,bthebstandardbunitbofbtimebisbdefinedbinbt
ermsbof
A)bthebelectromagneticbwavesbemittedbbybcesiumbatoms.
B)bthebmotionbofbthebmoonbaroundbthebearth.
C)bthebmotionbofbabprecisionbpendulum.
D)bthebaveragebsolarbday.
E)bthebspeedbofblight.b-
bANSWER:bA)bthebelectromagneticbwavesbemittedbbybcesiumbatoms.
5.bThebmassbofbabraindropbisb4bmilligrams.bWhichbonebofbthebfollowingbstatementsbindi
catesbthebcorrectbmassbofbthebraindropbinbgrams?
A)bThebraindropbhasbabmassbofb4b×b106bgrams.
B)bThebraindropbhasbabmassbofb4b×b10-3bgrams.
C)bThebraindropbhasbabmassbofb4b×b10-1bgrams.
D)bThebraindropbhasbabmassbofb4b×b103bgrams.
E)bThebraindropbhasbabmassbofb4b×b10-6grams.b-
bANSWER:bB)bThebraindropbhasbabmassbofb4b×b10-3bgrams.
6.bWhichbonebofbthebfollowingbisbtheblongestblength?
,A)b10^0bmeters
B)b10^2bcentimeters
C)b10^4bmillimeters
D)b10^5bmicrometers
E)b10^7bnanometersb-bANSWER:bC)b10^4bmillimeters
7.bInbabdivingbcompetition,babwomanbdivesbfrombabplatformbthatbisbtenbmetersbabovebt
hebsurfacebofbthebwater.bWhatbisbthebheight,bexpressedbinbfeet,bofbthebplatform?
A)b13bfeet
B)b18bfeet
C)b24bfeet
D)b33bfeet
E)b47bfeetb-bANSWER:bD)b33bfeet
8.bAbcandybshopbsellsbabpoundbofbchocolatebforb$b10.85.bWhatbisbthebpricebofb1.50bkgbofb
chocolatebatbthebshop?
A)b$b8.17
B)b$b13.49
C)b$b17.98
D)b$b29.73
E)b$b35.81b-bANSWER:bE)b$b35.81
9.bCompletebthebfollowingbstatement:bThebratiobisbequalbto
A)b102.
B)b103.
C)b106.
D)b10-3.
E)b10-6.b-bANSWER:bE)b10-6.
10.bWhichbonebofbthebfollowingbchoicesbisbequivalentbtob8.0bm2?
A)b8.0b×b10-4bcm2
B)b8.0b×b102bcm2
C)b8.0b×b10-2bcm2
D)b8.0b×b104bcm2
E)b8.0b×b103bcm2b-bANSWER:bD)b8.0b×b104bcm2
11.bWhichbonebofbthebfollowingbpairsbofbunitsbmaybnotbbebaddedbtogether,bevenbafterbt
hebappropriatebunitbconversionsbhavebbeenbmade?
A)bgramsbandbmilligrams
B)bkilometersbandbkilograms
C)bmilesbandbkilometers
D)bslugsbandbkilograms
E)bcentimetersbandbyardsb-bANSWER:bB)bkilometersbandbkilograms
12.bWhichbonebofbthebfollowingbchoicesbisbequivalentbtob44.5bmm?
A)b4.45b×b101bm
B)b4.45b×b10-2bm
,C)b44.5b×b10-1bm
D)b44.5b×b10-2bm
E)b4.45b×b100mb-bANSWER:bB)b4.45b×b10-2bm
13.bWhichbonebofbthebfollowingbchoicesbisbequivalentbtob152bm?
A)b1.52b×b101bm
B)b1.52b×b102bm
C)b1.52b×b10-1bm
D)b1.52b×b10-2bm
E)b1.52b×b100mb-bANSWER:bB)b1.52b×b10^2bm
14.bInbthebsportbofbhorseshoebpitching,btwobstakesbareb40.0bfeetbapart.bWhatbisbthebdist
ancebinbmetersbbetweenbthebtwobstakes?
A)b24.4bm
B)b4.80bm
C)b18.3bm
D)b12.2bm
E)b15.7bmb-bANSWER:bD)b12.2bm
15.bThebBostonbMarathonbisbtheboldestbannualbfootbrace,binbwhichbthosebthatbfinishbco
mpletebabdistancebofb26bmiles,b385byards.bExpressbthisbdistancebinbkilometers.
A)b16.295bkm
B)b16.398bkm
C)b42.186bkm
D)b42.453bkm
E)b56.496bkmb-bANSWER:bC)b42.186bkm
16.bThebsurfacebofbablakebhasbanbareabofb15.5bkm2.bWhatbisbthebareabofbtheblakebinbm2?
A)b1.55b×b104bm2
B)b1.55b×b105bm2
C)b1.55b×b106bm2
D)b1.55b×b107bm2
E)b1.55b×b108m2b-bANSWER:bD)b1.55b×b10^7bm^2
20.bAbcertainbphysicalbquantity,bR,bisbcalculatedbusingbthebformula:bRb=b4a2(bb-
bc)bwhereba,bb,bandbcbarebdistances.bWhatbisbthebSIbunitbforbR?
A)bcm
B)bcm2
C)bm
D)bm2
E)bm3b-bANSWER:bE)bm3
22.bTheblengthbofbeachbsidebofbabsquarebisb4.8bm.bWhatbisbtheblengthbofbthebdiagonalbofb
thebsquareb(shownbasbabdashedblinebinbthebfigure)?
A)b2.8bm
B)b8.0bm
C)b5.7bm
, D)b6.8bm
E)b16bmb-bANSWER:bD)b6.8bm
23.bThreebsticksbarebarrangedbtobformbabrightbtriangle.bIfbtheblengthsbofbthebthreebsticks
bareb0.47bm,b0.62bmbandb0.78bm,bwhatbarebthebthreebanglesbofbthebtriangle?
A)b90°,b45°,bandb45°
B)b90°,b62°,bandb28°
C)b90°,b59°,bandb31°
D)b90°,b48°,bandb42°
E)b90°,b53°,bandb37°b-bANSWER:bE)b90°,b53°,bandb37°
24.bAb3.0-
mbladderbleansbagainstbabwallbandbmakesbanbanglebwithbthebwallbofb28°basbshownbinbthe
bdrawing.bWhatbisbthebheightbhbabovebthebgroundbwherebthebladderbmakesbcontactbwit
hbthebwall?
A)b2.6bm
B)b2.3bm
C)b2.1bm
D)b1.9bm
E)b1.6bmb-bANSWER:bA)b2.6bm
25.bAbpolebisbheldbverticallybbybattachingbwiresbatbabheightbofb13.4bmbabovebthebground
.bThebotherbendbofbeachbwirebisbanchoredbinbthebgroundbatbabdistancebofb9.54bmbfrombt
hebbasebofbthebpole.bThebpolebmakesbabrightbanglebwithbthebground.bWhatbisbtheblength
bofbeachbwire?
A)b14.1bm
B)b19.7bm
C)b11.5bm
D)b16.4bm
E)b22.8bmb-bANSWER:bD)b16.4bm
26.bAbcertainbmountainbroadbisbinclinedb3.1°bwithbrespectbtobthebhorizon.bWhatbisbthebc
hangebinbaltitudebofbthebcarbasbabresultbofbitsbtravelingb2.90bkmbalongbthebroad?
A)b157bm
B)b181bm
C)b116bm
D)b203bm
E)b289bmb-bANSWER:bA)b157bm
27.bAbsurveyorbwantsbtobfindbthebdistancebacrossbabriver.bAbstakebisbplacedbonbeachbban
kbofbthebriverbasbshownbinbthebfigure.bShebmeasuresbabdistancebofb30.0bmbfrombonebsta
kebtobanotherbonbthebsamebsidebofbthebriver,bthusbfindingbthebthirdbvertexbonbabrightbtri
angle.bShebthenbmeasuresbthebanglebθbandbfindsbitbequalbtob75.9°.bWhatbisbthebdistance
bacrossbthebriver?
A)b89.2bm
B)b15.3bm
C)b119bm