Grade 11 Physics Chapter
1 Questions and Answers
Updated 2027
VectorB-BAnswerBaBquantityBthatBhasBbothBmagnitudeBandBdirection
ScalarB-BAnswerBaBquantityBthatBhasBmagnitudeBbutBnoBdirection
SpeedB-BAnswerBTheBdistanceBanBobjectBtravelsBperBunitBofBtime
VelocityB-BAnswerBtheBspeedBandBdirectionBofBaBmovingBobject
directionB-BAnswerBtheBpathBthatBaBmovingBobjectBfollows
displacementB-
BAnswerBDistanceBandBdirectionBofBanBobject'sBchangeBinBpositionBfromBtheBstarting
Bpoint.
distanceB-
BAnswerBTheBtotalBlengthBofBtheBpathBtravelledBbyBanBobjectBinBmotionB(m)
positionB-BAnswerBanBobject'sBdistanceBandBdirectionBfromBaBspecificBreferenceBpoint
SOHCAHTOAB-BAnswerBsin=opp/hyp
cos=adj/hyp
tan=opp/adj
MotionB-BAnswerBAnBobject'sBchangeBinBpositionBrelativeBtoBaBreferenceBpoint.
, AccelerationB-BAnswerBrateBofBchangeBofBvelocity
scalarBquantitiesB-BAnswerBdistance
speed
timeBinterval
mass
VectorBquantitiesB-BAnswerBdisplacement,Bvelocity,Bacceleration
uniform/constantBvelocityB-
BAnswerBmotionBofBanBobjectBatBaBconstantBspeedBinBaBstraightBline
Non-uniformBvelocityB-
BAnswerBalsoBknownBasBacceleratedBmotion.BItBisBtheBmotionBinBwhichBtheBobject'sB
speedBchangesBirBtheBobjectBdiesBnotBtravelBinBaBstraightBline
uniformBaccelerationB-BAnswerBmotionBinBwhichBvelocityBchangesBatBaBconstantBrate
instantaneousBvelocityB-BAnswerBvelocityBofBanBobjectBatBaBspecificBinstantBinBtime
KeyBequationB#1B-
BAnswerBdisplacementB=B(velocityB1B+BvelocityB2BoverB2)BtimesBchangeBinBtime
KeyBequationB#2B-
BAnswerBVelocityB2=Bvelocity1B+BaccelerationBtimesBchangeBinBtime
KeyBequationB#3B-
BAnswerBdisplacementB=Bvelocity1BtimesBchangeBinBtimeBplusB1/2BtimesBacceleration
BtimesBchangeBinBtimeBsquared
1 Questions and Answers
Updated 2027
VectorB-BAnswerBaBquantityBthatBhasBbothBmagnitudeBandBdirection
ScalarB-BAnswerBaBquantityBthatBhasBmagnitudeBbutBnoBdirection
SpeedB-BAnswerBTheBdistanceBanBobjectBtravelsBperBunitBofBtime
VelocityB-BAnswerBtheBspeedBandBdirectionBofBaBmovingBobject
directionB-BAnswerBtheBpathBthatBaBmovingBobjectBfollows
displacementB-
BAnswerBDistanceBandBdirectionBofBanBobject'sBchangeBinBpositionBfromBtheBstarting
Bpoint.
distanceB-
BAnswerBTheBtotalBlengthBofBtheBpathBtravelledBbyBanBobjectBinBmotionB(m)
positionB-BAnswerBanBobject'sBdistanceBandBdirectionBfromBaBspecificBreferenceBpoint
SOHCAHTOAB-BAnswerBsin=opp/hyp
cos=adj/hyp
tan=opp/adj
MotionB-BAnswerBAnBobject'sBchangeBinBpositionBrelativeBtoBaBreferenceBpoint.
, AccelerationB-BAnswerBrateBofBchangeBofBvelocity
scalarBquantitiesB-BAnswerBdistance
speed
timeBinterval
mass
VectorBquantitiesB-BAnswerBdisplacement,Bvelocity,Bacceleration
uniform/constantBvelocityB-
BAnswerBmotionBofBanBobjectBatBaBconstantBspeedBinBaBstraightBline
Non-uniformBvelocityB-
BAnswerBalsoBknownBasBacceleratedBmotion.BItBisBtheBmotionBinBwhichBtheBobject'sB
speedBchangesBirBtheBobjectBdiesBnotBtravelBinBaBstraightBline
uniformBaccelerationB-BAnswerBmotionBinBwhichBvelocityBchangesBatBaBconstantBrate
instantaneousBvelocityB-BAnswerBvelocityBofBanBobjectBatBaBspecificBinstantBinBtime
KeyBequationB#1B-
BAnswerBdisplacementB=B(velocityB1B+BvelocityB2BoverB2)BtimesBchangeBinBtime
KeyBequationB#2B-
BAnswerBVelocityB2=Bvelocity1B+BaccelerationBtimesBchangeBinBtime
KeyBequationB#3B-
BAnswerBdisplacementB=Bvelocity1BtimesBchangeBinBtimeBplusB1/2BtimesBacceleration
BtimesBchangeBinBtimeBsquared