LEWIS- SCIENCE FALL EXAM STUDY
GUIDE QUESTIONS WITH CORRECT
ANSWERS
A vvcarefully vvdesigned vvtest vvdone vvunder vvcontrolled vvconditions vvis vvcalled vva(n): vv-
vvAnswer vvExperiment
A vvfactor vvthat vvaffects vvthe vvbehavior vvof vva vvsystem vvis vvcalled vva(n): vv- vvAnswer
vvvariable
A vvprofessional vvfootball vvquarterback vvthrows vva vvball vv32 vvyards vvdown vvfield vvto
vva vvreceiver vvat vva vvspeed vvof vv60 vvmiles vvper vvhour. vvA vvmile vvequals vv1,760
vvyards. vvOnce vvthe vvquarterback vvrealizes vvthe vvball, vvthe vvfootball vvgets vvto vvthe
vvreceiver vvin vvabout vv_____ vvseconds. vv- vvAnswer vv
A vvprofessional vvLPGA vvgolfer vvwalks vvat vvan vvaverage vvrate vvof vv3.20 vvfeet vvper
vvsecond vvon vvthe vvgolf vvcourse. vvThe vvamount vvof vvtime vvrequired vvfor vvher vvto
vvwalk vvfrom vvthe vvtee vvto vva vvgreen vv612 vvfeet vvaway vvis: vv- vvAnswer vv191
vvseconds
A vvrectangular vvsolid vvhas vvdimensions vvof vv27 vvmillimeters vv´ vv6.8 vvcentimeters vv´
vv0.00025 vvkilometers. vvThe vvvolume vvof vvthe vvsolid vvin vvcubic vvmeters vvis vv____
vvcubic vvcentimeters. vv- vvAnswer vv
A vvvariable vvthat vvremains vvunchanged vvthroughout vvan vvexperiment vvis vvcalled vvthe:
vv- vvAnswer vvcontrol vvvariable
Doug vvrides vva vvmotorcycle vvat vvan vvaverage vvspeed vvof vv42 vvmiles vvper vvhour vvfor
vv3.6 vvhours. vvThe vvdistance vvhe vvtravels vvis vvabout vv____ vvmiles. vv- vvAnswer vv
Because vvit vvis vvbased vvon vvfactors vvof vv10 vvand vvis vveasy vvto vvwork vvwith,
vvscientists vvprefer vvto vvuse vvthe vv____ vvsystem. vv- vvAnswer vvmetric
Gwennen vvrides vvher vvbicycle vv2.4 vvkilometers vvup vva vvsteep vvhill vvin vv8 vvminutes.
vvHer vvspeed vvis vv____ vvkilometers vvper vvminute. vv- vvAnswer vv0.3
How vvmany vvseconds vvare vvin vva vvstopwatch vvshowing vv1 vvhour, vv3 vvminutes, vvand
vv5 vvseconds? vv- vvAnswer vv7,385 vvseconds
, If vvyou vvknow vvthe vvdistance vvtraveled vvand vvthe vvamount vvof vvtime vvit vvtook, vvspeed
vvmay vvbe vvcalculated vvby: vv- vvAnswer vvdividing vvdistance vvby vvtime
Of vvthe vvfollowing vvobjects, vvthe vvone vvwhich vvhas vvthe vvmost vvmass vvis: vv- vvAnswer
vvThe vvGoodyear vvblimp
Of vvthe vvfollowing, vvthe vvlargest vvunit vvof vvspeed vvis: vv- vvAnswer vvMeters vvper
vvsecond
Of vvthe vvfollowing, vvwhich vvequation vvdoes vvNOT vvcorrectly vvrepresent vva
vvrelationship vvbetween vvdistance, vvtime vvand vvspeed? vv- vvAnswer vvSpeed vvequals
vvtime vvmultiplied vvby vvdistance
On vvhis vvway vvto vva vvconcert, vvJohn vvstops vvat vvthe vvmall vvto vvbuy vvsome vvcamera
vvfilm. vvIf vvyou vvdivide vvthe vvdistance vvhe vvtravels vvto vvthe vvconcert vvby vvhis
vvaverage vvspeed vvfor vvthe vventire vvtrip, vvyou vvare vvcalculating: vv- vvAnswer vvtime
vvinterval
The vvconversion vvfactor vvfor vvchanging vvone vvunit vvof vvlength vvto vvanother vvin vvthe
vvmetric vvsystem vvis vva vvmultiple vvof: vv- vvAnswer vv10
The vvindependent vvvariable vvon vva vvgraph vvcan vvbe vvdescribed vvas vvthe vvvariable: vv-
vvAnswer vv
The vvlength vvof vva vvnew vvpencil vvis vvclosest vvto vv- vvAnswer vv20 vvcentimeters
The vvmass vvof vvan vvobject vvis vvdetermined vvby: vv- vvAnswer vvfinding vvthe vvamount
vvof vvmatter vvit vvcontains
The vvnumber vvof vvseconds vvin vvone vvweak vvis: vv- vvAnswer vv604,800
The vvscientific vvmethod vvis vva vvprocess vvused vvto vvsolve vvmany vvproblems. vvOne vvof
vvthe vvfirst vvsteps vvis: vv- vvAnswer vvAsking vva vvquestion
The vvspeed vvof vva vvcar vvtraveling vv200 vvmeters vvin vv10 vvseconds vvis vvequivalent vvto:
vv- vvAnswer vv
The vvspeed vvof vva vvcheetah vvrunning vv300 vvyards vvin vv10 vvseconds vvis: vv- vvAnswer
vv
The vvunit vvof vvtime vvused vvmost vvcommonly vvby vvphysicists vvand vvother vvscientists
vvis vvthe: vv- vvAnswer vv
Which vvof vvthe vvlists vvshow vvunits vvarranged vvin vvorder vvfrom vvsmallest vvto vvlargest?
vv- vvAnswer vvmillimeter, vvcentimeter, vvmeter, vvkilometer
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ANSWERS
A vvcarefully vvdesigned vvtest vvdone vvunder vvcontrolled vvconditions vvis vvcalled vva(n): vv-
vvAnswer vvExperiment
A vvfactor vvthat vvaffects vvthe vvbehavior vvof vva vvsystem vvis vvcalled vva(n): vv- vvAnswer
vvvariable
A vvprofessional vvfootball vvquarterback vvthrows vva vvball vv32 vvyards vvdown vvfield vvto
vva vvreceiver vvat vva vvspeed vvof vv60 vvmiles vvper vvhour. vvA vvmile vvequals vv1,760
vvyards. vvOnce vvthe vvquarterback vvrealizes vvthe vvball, vvthe vvfootball vvgets vvto vvthe
vvreceiver vvin vvabout vv_____ vvseconds. vv- vvAnswer vv
A vvprofessional vvLPGA vvgolfer vvwalks vvat vvan vvaverage vvrate vvof vv3.20 vvfeet vvper
vvsecond vvon vvthe vvgolf vvcourse. vvThe vvamount vvof vvtime vvrequired vvfor vvher vvto
vvwalk vvfrom vvthe vvtee vvto vva vvgreen vv612 vvfeet vvaway vvis: vv- vvAnswer vv191
vvseconds
A vvrectangular vvsolid vvhas vvdimensions vvof vv27 vvmillimeters vv´ vv6.8 vvcentimeters vv´
vv0.00025 vvkilometers. vvThe vvvolume vvof vvthe vvsolid vvin vvcubic vvmeters vvis vv____
vvcubic vvcentimeters. vv- vvAnswer vv
A vvvariable vvthat vvremains vvunchanged vvthroughout vvan vvexperiment vvis vvcalled vvthe:
vv- vvAnswer vvcontrol vvvariable
Doug vvrides vva vvmotorcycle vvat vvan vvaverage vvspeed vvof vv42 vvmiles vvper vvhour vvfor
vv3.6 vvhours. vvThe vvdistance vvhe vvtravels vvis vvabout vv____ vvmiles. vv- vvAnswer vv
Because vvit vvis vvbased vvon vvfactors vvof vv10 vvand vvis vveasy vvto vvwork vvwith,
vvscientists vvprefer vvto vvuse vvthe vv____ vvsystem. vv- vvAnswer vvmetric
Gwennen vvrides vvher vvbicycle vv2.4 vvkilometers vvup vva vvsteep vvhill vvin vv8 vvminutes.
vvHer vvspeed vvis vv____ vvkilometers vvper vvminute. vv- vvAnswer vv0.3
How vvmany vvseconds vvare vvin vva vvstopwatch vvshowing vv1 vvhour, vv3 vvminutes, vvand
vv5 vvseconds? vv- vvAnswer vv7,385 vvseconds
, If vvyou vvknow vvthe vvdistance vvtraveled vvand vvthe vvamount vvof vvtime vvit vvtook, vvspeed
vvmay vvbe vvcalculated vvby: vv- vvAnswer vvdividing vvdistance vvby vvtime
Of vvthe vvfollowing vvobjects, vvthe vvone vvwhich vvhas vvthe vvmost vvmass vvis: vv- vvAnswer
vvThe vvGoodyear vvblimp
Of vvthe vvfollowing, vvthe vvlargest vvunit vvof vvspeed vvis: vv- vvAnswer vvMeters vvper
vvsecond
Of vvthe vvfollowing, vvwhich vvequation vvdoes vvNOT vvcorrectly vvrepresent vva
vvrelationship vvbetween vvdistance, vvtime vvand vvspeed? vv- vvAnswer vvSpeed vvequals
vvtime vvmultiplied vvby vvdistance
On vvhis vvway vvto vva vvconcert, vvJohn vvstops vvat vvthe vvmall vvto vvbuy vvsome vvcamera
vvfilm. vvIf vvyou vvdivide vvthe vvdistance vvhe vvtravels vvto vvthe vvconcert vvby vvhis
vvaverage vvspeed vvfor vvthe vventire vvtrip, vvyou vvare vvcalculating: vv- vvAnswer vvtime
vvinterval
The vvconversion vvfactor vvfor vvchanging vvone vvunit vvof vvlength vvto vvanother vvin vvthe
vvmetric vvsystem vvis vva vvmultiple vvof: vv- vvAnswer vv10
The vvindependent vvvariable vvon vva vvgraph vvcan vvbe vvdescribed vvas vvthe vvvariable: vv-
vvAnswer vv
The vvlength vvof vva vvnew vvpencil vvis vvclosest vvto vv- vvAnswer vv20 vvcentimeters
The vvmass vvof vvan vvobject vvis vvdetermined vvby: vv- vvAnswer vvfinding vvthe vvamount
vvof vvmatter vvit vvcontains
The vvnumber vvof vvseconds vvin vvone vvweak vvis: vv- vvAnswer vv604,800
The vvscientific vvmethod vvis vva vvprocess vvused vvto vvsolve vvmany vvproblems. vvOne vvof
vvthe vvfirst vvsteps vvis: vv- vvAnswer vvAsking vva vvquestion
The vvspeed vvof vva vvcar vvtraveling vv200 vvmeters vvin vv10 vvseconds vvis vvequivalent vvto:
vv- vvAnswer vv
The vvspeed vvof vva vvcheetah vvrunning vv300 vvyards vvin vv10 vvseconds vvis: vv- vvAnswer
vv
The vvunit vvof vvtime vvused vvmost vvcommonly vvby vvphysicists vvand vvother vvscientists
vvis vvthe: vv- vvAnswer vv
Which vvof vvthe vvlists vvshow vvunits vvarranged vvin vvorder vvfrom vvsmallest vvto vvlargest?
vv- vvAnswer vvmillimeter, vvcentimeter, vvmeter, vvkilometer
