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Exam (elaborations)

Physics - Edexcel-Pearson Key Terms with Verified Solution

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Physics - Edexcel-Pearson Key Terms with Verified Solution

Institution
Pearson Edexcel A Level
Course
Pearson Edexcel A Level









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Institution
Pearson Edexcel A Level
Course
Pearson Edexcel A Level

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Uploaded on
January 8, 2025
Number of pages
9
Written in
2024/2025
Type
Exam (elaborations)
Contains
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Physics - Edexcel/Pearson Key Terms
with Verified Solution
AccelerationE-ECORRECTEANSWERE-TheErateEatEwhichEvelocityEchanges



AccelerationEequationE-ECORRECTEANSWERE-finalEvelocity-initialEvelocity/time



TypesEofEenergyE-ECORRECTEANSWERE-Kinetic,Epotential,Echemical,Ethermal,Egpe



EfficiencyE-ECORRECTEANSWERE-
AEmeasureEofEhowEmuchEusefulEenergyEyouEgetEoutEofEanEobjectEfromEtheEenergyEyouEputEintoEit



EfficiencyEequationE-ECORRECTEANSWERE-UsefulEenergyEoutputE/EtotalEenergyEinput



ConductionE-ECORRECTEANSWERE-
TheEdirectEtransferEofEheatEfromEoneEsubstanceEtoEanotherEsubstanceEthatEitEisEtouching.



How

doesEconductionEoccur?E-ECORRECTEANSWERE-
E

whenEtheEparticlesEinEaEmaterialEcollideEwithEneighboringEparticles



ConvectionE-ECORRECTEANSWERE-
TheEtransferEofEthermalEenergyEbyEtheEcirculationEorEmovementEofEaEliquidEorEgas



HowEdoesEconvectionEwork?E-ECORRECTEANSWERE-
AsEaEfluidEisEheated,EparticlesEatEtheEbottomEloseEdensityEandErise.ETheyEcoolEandEsinkEwhenEtheyEreachEthe
Etop,EandEareEreplaceEbyEnewlyEheated,ErisingEparticles.EThisEcycleEcontinuesEuntilEtheEfluidEreachesEaEconst

antEtemperature,EwhenEitEstops.



gravitationalEpotentialEenergyE-ECORRECTEANSWERE-
PotentialEenergyEthatEdependsEonEtheEheightEofEanEobject

, GPEEequationE-ECORRECTEANSWERE-GPE=mgh



ChangeEinEGPEEequationE-ECORRECTEANSWERE-
MassE(kg)ExEgravitationalEfieldEstrengthExEchangeEinEheightE(m)



WaveEspeedE-ECORRECTEANSWERE-theEspeedEatEwhichEaEwaveEtravelsEthroughEaEmedium



WaveEspeedEequationE-ECORRECTEANSWERE-waveEspeedE=EfrequencyExEwavelength

E M/s.EHz.EM



incidentErayE-ECORRECTEANSWERE-TheERayEthatEstrikesEaEsurface



RefractionE-ECORRECTEANSWERE-
TheEbendingEofEaEwaveEasEitEpassesEatEanEangleEfromEoneEmediumEtoEanother



WhyEdoesErefractionEoccur?E-ECORRECTEANSWERE-
LightEtravelsEthroughEdifferentEmaterialsEatEdifferentEspeeds



HowEdoesErefractionEoccur?E-ECORRECTEANSWERE-
WhenEpassingEfromEaElessEdenseEtoEaEmoreEdenseEsubstance,EtransmittedElightEslowsEdown.



TheEangleEofErefractionE-ECORRECTEANSWERE-theEangleEbetweenEtheErefractedErayEandEtheEnormal



EmergentErayE-ECORRECTEANSWERE-theElightErayEthatEleavesEaElensEafterErefraction



WhatEdoEwavesEtransferE-ECORRECTEANSWERE-energy



HowEtoEdescribeEwavesE-ECORRECTEANSWERE-
UsingEfrequency,Eperiod,Ewavelength,EamplitudeEandEvelocity

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