AQA GCSE Combined Science
Physics with correct answers 2025
Vectorvquantitiesv-vcorrect-answers-havevmagnitudevandvdirection
Examplesvofvvectorvquantitiesv-vcorrect-answers-force,vvelocity,vmomentum,vacceleration
Scalarvquantitiesv-vcorrect-answers-Onlyvhavevmagnitudevandvnovdirection
Examplesvofvscalarvquantitiesv-vcorrect-answers-speed,vdistance,vtime
Vectorsv-vcorrect-answers-representedvbyvanvarrowv-
vthevlengthvofvthevarrowvshowsvthevmagnitude.vThevdirectionvofvthevarrowvshowsvthevdirectionvofvt
hevquantity
Avforcevisv-vcorrect-answers-
avpushvorvpullvonvanvobjectvthatvisvcausedvbyvitvinteractingvwithvsomething
whenvtwovobjectsvarevtouchingvforvthevforcevtovact,vitsvav....v-vcorrect-answers-contactvforce
,examplesvofvcontactvforcesv-vcorrect-answers-friction,vairvresistance,vtensionvinvropes.vetc
Ifvthevobjectsvdovnotvneedvtovbevtouchingvforvthevforcevtovact,vthevforcevisvav......v-vcorrect-answers-
nonvcontactvforce
examplesvofvnonvcontactvforcesv-vcorrect-answers-magneticvforcevandvgravitationalvforce
Twoveffectsvofvgravityv-vcorrect-answers--vmakesvallvthingsvfallvtowardsvthevgroundv
-vgivesveverythingvavweight
Whatvisvmass?v-vcorrect-answers-Thevamountvofvmaterialvanvobjectvisvmadevof
Itvisvthevsamevvalueveverywhere
Measuredvusingvavmassvbalance
Whatvisvweight?v-vcorrect-answers-Thevforcevactingvonvanvobjectvduevtovgravity
Itvdependsvonvthevstrengthvofvthevgravitationalvfieldvatvthevlocationvofvthevobject
Measuredvusingvavcalibratedvspringvbalancev-vnewtonmeter
EquationvforvWeightv-vcorrect-answers-
Weightv(N)v=vMassv(kg)vxvGravitationalvFieldvStrengthv(N/kg)
W=mg
Whatvisvweightvdirectlyvproportionalvto?v-vcorrect-answers-mass
Whatvarevfreevbodyvdiagrams?v-vcorrect-answers-
Diagramsvthatvshowvallvthevforcesvactingvonvanvobject
, Whatvisvthevresultantvforce?v-vcorrect-answers-
Thevsinglevforcevthatvreplacesvmultiplevforcesvactingvatvavsinglevpoint
Howvisvworkvdone?v-vcorrect-answers-
Whenvavforcevmovesvanvobjectvthroughvavdistance,venergyvisvtransferredvandvworkvisvdonevonvthev
object
Equationvforv'WorkvDone'v-vcorrect-answers-Workvdonev(J)v=vForcev(N)vxvDistancev(m)
W=Fs
Whatvisv1Jvequalvto?v-vcorrect-answers-1Nm
Ifvallvthevforcesvactingvonvanvobjectvcombinevtovgivevavresultantvforcevofvzerovthenvthevobjectvisvinv?v
-vcorrect-answers-equilibrium
Whatvcouldvhappenvwhenvyouvapplyvavforcevtovanvobject?v-vcorrect-answers-
Itvmayvstretch,vcompressvorvbend
Whatvhappensvwhenvanvobjectvisvelasticallyvdeformedv-vcorrect-answers-
Thevobjectvcanvgovbackvtovitsvoriginalvshapevandvlengthvaftervthevforcevhasvbeenvremoved
Whatvhappensvwhenvanvobjectvisvinelasticallyvdeformed?v-vcorrect-answers-
Thevobjectvwon'tvreturnvtovitsvoriginalvshapevandvlengthvaftervthevforcevhasvbeenvremoved
EquationvforvForcev1v-vcorrect-answers-Forcev(N)v=vSpringvConstantv(N/m)vxvExtensionv(m)
F=ke
Extensionvisvdirectlyvproportionalvto?v(Hooke'svLaw)v-vcorrect-answers-Thevforcevapplied
Physics with correct answers 2025
Vectorvquantitiesv-vcorrect-answers-havevmagnitudevandvdirection
Examplesvofvvectorvquantitiesv-vcorrect-answers-force,vvelocity,vmomentum,vacceleration
Scalarvquantitiesv-vcorrect-answers-Onlyvhavevmagnitudevandvnovdirection
Examplesvofvscalarvquantitiesv-vcorrect-answers-speed,vdistance,vtime
Vectorsv-vcorrect-answers-representedvbyvanvarrowv-
vthevlengthvofvthevarrowvshowsvthevmagnitude.vThevdirectionvofvthevarrowvshowsvthevdirectionvofvt
hevquantity
Avforcevisv-vcorrect-answers-
avpushvorvpullvonvanvobjectvthatvisvcausedvbyvitvinteractingvwithvsomething
whenvtwovobjectsvarevtouchingvforvthevforcevtovact,vitsvav....v-vcorrect-answers-contactvforce
,examplesvofvcontactvforcesv-vcorrect-answers-friction,vairvresistance,vtensionvinvropes.vetc
Ifvthevobjectsvdovnotvneedvtovbevtouchingvforvthevforcevtovact,vthevforcevisvav......v-vcorrect-answers-
nonvcontactvforce
examplesvofvnonvcontactvforcesv-vcorrect-answers-magneticvforcevandvgravitationalvforce
Twoveffectsvofvgravityv-vcorrect-answers--vmakesvallvthingsvfallvtowardsvthevgroundv
-vgivesveverythingvavweight
Whatvisvmass?v-vcorrect-answers-Thevamountvofvmaterialvanvobjectvisvmadevof
Itvisvthevsamevvalueveverywhere
Measuredvusingvavmassvbalance
Whatvisvweight?v-vcorrect-answers-Thevforcevactingvonvanvobjectvduevtovgravity
Itvdependsvonvthevstrengthvofvthevgravitationalvfieldvatvthevlocationvofvthevobject
Measuredvusingvavcalibratedvspringvbalancev-vnewtonmeter
EquationvforvWeightv-vcorrect-answers-
Weightv(N)v=vMassv(kg)vxvGravitationalvFieldvStrengthv(N/kg)
W=mg
Whatvisvweightvdirectlyvproportionalvto?v-vcorrect-answers-mass
Whatvarevfreevbodyvdiagrams?v-vcorrect-answers-
Diagramsvthatvshowvallvthevforcesvactingvonvanvobject
, Whatvisvthevresultantvforce?v-vcorrect-answers-
Thevsinglevforcevthatvreplacesvmultiplevforcesvactingvatvavsinglevpoint
Howvisvworkvdone?v-vcorrect-answers-
Whenvavforcevmovesvanvobjectvthroughvavdistance,venergyvisvtransferredvandvworkvisvdonevonvthev
object
Equationvforv'WorkvDone'v-vcorrect-answers-Workvdonev(J)v=vForcev(N)vxvDistancev(m)
W=Fs
Whatvisv1Jvequalvto?v-vcorrect-answers-1Nm
Ifvallvthevforcesvactingvonvanvobjectvcombinevtovgivevavresultantvforcevofvzerovthenvthevobjectvisvinv?v
-vcorrect-answers-equilibrium
Whatvcouldvhappenvwhenvyouvapplyvavforcevtovanvobject?v-vcorrect-answers-
Itvmayvstretch,vcompressvorvbend
Whatvhappensvwhenvanvobjectvisvelasticallyvdeformedv-vcorrect-answers-
Thevobjectvcanvgovbackvtovitsvoriginalvshapevandvlengthvaftervthevforcevhasvbeenvremoved
Whatvhappensvwhenvanvobjectvisvinelasticallyvdeformed?v-vcorrect-answers-
Thevobjectvwon'tvreturnvtovitsvoriginalvshapevandvlengthvaftervthevforcevhasvbeenvremoved
EquationvforvForcev1v-vcorrect-answers-Forcev(N)v=vSpringvConstantv(N/m)vxvExtensionv(m)
F=ke
Extensionvisvdirectlyvproportionalvto?v(Hooke'svLaw)v-vcorrect-answers-Thevforcevapplied
