PHY 102 Final Exam with correct answers
If byou blook bup bin bthe bsky bat bthe bsun, byou bare bseeing bthe bsun bin bits bcurrent bstate bas bit bis bat bthis
bexact bmoment. bTrue bor bFalse? b- bANSWER: b b➡ bFalse
What bis bthe bname bof bthe bstar bthat bis bcurrently bclosest bto bthe bNorth bCelestial bPole? b- bANSWER: b b➡
bPolaris
What bis bthe bname bof bthe bgroup bof bconstellations bwhich bthe bsun bmoves bthrough bthe bsky? b-
bANSWER: b b➡ bThe bZodiac
Your bastronomy bpen bpal bin bNorth bKorea band byou bboth bshare bthe bsame bNorth bCelestial bPole. bTrue
bor bFalse? b- bANSWER: b b➡ bTrue
A bstar bcurrently b343 blight byears baway bgoes bnova b(not bsuper, bjust bregular). bHow blong bbefore bwe bsee
bthe bnova bhere bon bearth? b- bANSWER: b b➡ b343 byears
As bviewed bfrom bthe bNorth bCelestial bPole, bwhich bdirection bdoes bthe bearth brotate? b- bANSWER: b b➡
bcounterclockwise
Which bcontributes bto bseasons?
-altitude bof bthe bsun's brays
-amount bof btime bthat bthe bsun bis babove bthe bhorizon
-the bproximity bof bthe bearth bto bthe bsun
-none bof bthe babove b- bANSWER: b b➡ b-altitude bof bthe bsun's brays
-amount bof btime bthat bthe bsun bis babove bthe bhorizon
If bthe bsun brises bdirectly beast bon bthe bvernal bequinox, bthe bthree bweeks blater bit bwill brise... b- bANSWER: b
b➡ bnorth bof beast
, North bCelestial bPole b- bANSWER: b b➡ bthe bpoint bin bthe bsky babout bwhich ball bthe bstars bseen bfrom bthe
bNorth bHemisphere brotate
A bwave bcan bbe bmore bthan bone bkind bor bbasic btype bof bwave. bFor bexample, ba bwave bcould bhave
blongitudinal band btransverse bparts. bTrue bor bFalse? b- bANSWER: b b➡ bTrue
Longitudinal bWave b- bANSWER: b b➡ ba bwave bin bwhich bthe bmedium bvibrates bin ba bdirection bparallel
b(longitudinal) bto bthe bdirection bin bwhich bthe bwave btravels. b--sound bis ban bexample--
Transverse bWave b- bANSWER: b b➡ ba bwave bin bwhich bthe bmedium bvibrates bin ba bdirection
bperpendicular b(transverse) bto bthe bdirection bin bwhich bthe bwave btravels. b--light bis ban bexample--
If ba bpendulum bswings bback band bforth b10 btimes bin b60 bseconds, bwhat bis bthe bperiod bof bthe
bpendulum? b- bANSWER: b b➡ b6s
If byou bpush ba bkid bon ba bswing bat bthe bappropriate btime, bthey bgo bhigher band bhigher. bThis bis ban
bexample bof? b- bANSWER: b b➡ bResonance
Some browdy bteenagers bare bhonking btheir bhorns bas bthey bare bracing bdown bthe bstreet. bAs bthey
bapproach bthe bsound bof bthe bhorn bis bdifferent bthen bas bthey brecede. bWhat bproperty bof bsound bis bat
bplay bhere? b- bANSWER: b b➡ bDoppler beffect
What bproperty bof bsound ballows bfor ba brich bvariety bof bwaves bto bhappen bin bmusic? b- bANSWER: b b➡
bwave baddition
If ba bduck bquacks bat ba bcanyon band bhears bits becho b(and banother becho), bwhat bproperty bof bsound
bwaves bdoes bthis bamplify? b- bANSWER: b b➡ bReflection
What bkind bof bwave bis bsound? b- bANSWER: b b➡ blongitudinal
torsional bwave b- bANSWER: b b➡ btwists
What bthe bbasic btypes bof bwaves? b- bANSWER: b b➡ btorsion, blongitudinal, band btransverse
If byou blook bup bin bthe bsky bat bthe bsun, byou bare bseeing bthe bsun bin bits bcurrent bstate bas bit bis bat bthis
bexact bmoment. bTrue bor bFalse? b- bANSWER: b b➡ bFalse
What bis bthe bname bof bthe bstar bthat bis bcurrently bclosest bto bthe bNorth bCelestial bPole? b- bANSWER: b b➡
bPolaris
What bis bthe bname bof bthe bgroup bof bconstellations bwhich bthe bsun bmoves bthrough bthe bsky? b-
bANSWER: b b➡ bThe bZodiac
Your bastronomy bpen bpal bin bNorth bKorea band byou bboth bshare bthe bsame bNorth bCelestial bPole. bTrue
bor bFalse? b- bANSWER: b b➡ bTrue
A bstar bcurrently b343 blight byears baway bgoes bnova b(not bsuper, bjust bregular). bHow blong bbefore bwe bsee
bthe bnova bhere bon bearth? b- bANSWER: b b➡ b343 byears
As bviewed bfrom bthe bNorth bCelestial bPole, bwhich bdirection bdoes bthe bearth brotate? b- bANSWER: b b➡
bcounterclockwise
Which bcontributes bto bseasons?
-altitude bof bthe bsun's brays
-amount bof btime bthat bthe bsun bis babove bthe bhorizon
-the bproximity bof bthe bearth bto bthe bsun
-none bof bthe babove b- bANSWER: b b➡ b-altitude bof bthe bsun's brays
-amount bof btime bthat bthe bsun bis babove bthe bhorizon
If bthe bsun brises bdirectly beast bon bthe bvernal bequinox, bthe bthree bweeks blater bit bwill brise... b- bANSWER: b
b➡ bnorth bof beast
, North bCelestial bPole b- bANSWER: b b➡ bthe bpoint bin bthe bsky babout bwhich ball bthe bstars bseen bfrom bthe
bNorth bHemisphere brotate
A bwave bcan bbe bmore bthan bone bkind bor bbasic btype bof bwave. bFor bexample, ba bwave bcould bhave
blongitudinal band btransverse bparts. bTrue bor bFalse? b- bANSWER: b b➡ bTrue
Longitudinal bWave b- bANSWER: b b➡ ba bwave bin bwhich bthe bmedium bvibrates bin ba bdirection bparallel
b(longitudinal) bto bthe bdirection bin bwhich bthe bwave btravels. b--sound bis ban bexample--
Transverse bWave b- bANSWER: b b➡ ba bwave bin bwhich bthe bmedium bvibrates bin ba bdirection
bperpendicular b(transverse) bto bthe bdirection bin bwhich bthe bwave btravels. b--light bis ban bexample--
If ba bpendulum bswings bback band bforth b10 btimes bin b60 bseconds, bwhat bis bthe bperiod bof bthe
bpendulum? b- bANSWER: b b➡ b6s
If byou bpush ba bkid bon ba bswing bat bthe bappropriate btime, bthey bgo bhigher band bhigher. bThis bis ban
bexample bof? b- bANSWER: b b➡ bResonance
Some browdy bteenagers bare bhonking btheir bhorns bas bthey bare bracing bdown bthe bstreet. bAs bthey
bapproach bthe bsound bof bthe bhorn bis bdifferent bthen bas bthey brecede. bWhat bproperty bof bsound bis bat
bplay bhere? b- bANSWER: b b➡ bDoppler beffect
What bproperty bof bsound ballows bfor ba brich bvariety bof bwaves bto bhappen bin bmusic? b- bANSWER: b b➡
bwave baddition
If ba bduck bquacks bat ba bcanyon band bhears bits becho b(and banother becho), bwhat bproperty bof bsound
bwaves bdoes bthis bamplify? b- bANSWER: b b➡ bReflection
What bkind bof bwave bis bsound? b- bANSWER: b b➡ blongitudinal
torsional bwave b- bANSWER: b b➡ btwists
What bthe bbasic btypes bof bwaves? b- bANSWER: b b➡ btorsion, blongitudinal, band btransverse
