- 01.Particleexplanationsofdensityandpressure
- 0:0 免费01.Calculatingdensityandmeasuri ...
- 0:0 免费02.Measuringdensity
- 0:0 免费03.Pressureinafluid
- 0:0 免费04.Upthrustcalculations
- 0:0 免费05.Explainingconvection
- 0:0 免费06.Explainingchangesofpressure
- 02.Measuringandcalculatingmotion
- 0:0 免费01.Differentspeeds(v=st)
- 0:0 免费01.Differentspeeds(v=st)_1
- 0:0 免费02.Measuringinstantaneousspeedp ...
- 0:0 免费03.Measuringinstantaneousspeeda ...
- 0:0 免费04.Displacementandvelocityasvec ...
- 0:0 免费04.Displacementandvelocityasvec ...
- 0:0 免费05.Velocityondisplacement-timeg ...
- 0:0 免费05.Velocityondisplacement-timeg ...
- 0:0 免费06.Calculatingfromdisplacement- ...
- 0:0 免费07.Calculatingacceleration(a=Δ ...
- 0:0 免费08.Measuringaccelerationpractic ...
- 0:0 免费09.Measuringaccelerationanalysi ...
- 0:0 免费10.Velocity-time_graphs
- 0:0 免费10.Velocity-time_graphs_1
- 0:0 免费11.Calculatingfrommotiongraphsi ...
- 0:0 免费12.Motioncalculationsincludingc ...
- 03.Electricfieldsandcircuitcalculations
- 0:0 免费01.Electricfields
- 0:0 免费02.Movingelectriccharge
- 0:0 免费03.Linkingcurrent,potentialdiff ...
- 0:0 免费04.Resistanceofawireataconstant ...
- 0:0 免费05.Analysingseriescircuitsinclu ...
- 0:0 免费06.Addingcomponentstoaparallelc ...
- 0:0 免费07.Analysingparallelcircuitsinc ...
- 04.Measuringwaves
- 0:0 免费01.Transversewaves
- 0:0 免费02.Representingtransversewaves
- 0:0 免费03.Representinglongitudinalwave ...
- 0:0 免费04.Oscilloscope
- 0:0 免费05.Measuringthespeedofwaterwave ...
- 0:0 免费06.Thewaveequation
- 0:0 免费07.Usingthewavespeedequations
- 0:0
免费08.Measuringwavesinarippletank - 0:0 免费09.Measuringwavesonastring
- 0:0 免费10.Measuringthespeedofsoundinai ...
- 0:0 免费11.Humanhearing
- 0:0 免费12.ProbingplanetEarth
- 05.Energyofmovingobjects
- 0:0 免费01.Workdonecalculations(W=F×s)
- 0:0 免费02.Powercalculations(P=Wt)
- 0:0 免费03.Calculatingefficiency(interm ...
- 0:0 免费04.Calculatingtheenergyofmoving ...
- 0:0 免费05.Theenergyofobjectsinagravita ...
- 0:0 免费06.Calculatingenergychanges-wit ...
- 0:0 免费07.Stretchingaspringpractical
- 0:0 免费08.Stretchingaspringanalysisand ...
- 0:0 免费09.Calculatingtheenergyofspring ...
- 06.Energyofmovingparticles
- 0:0 免费01.Thermalconductionandinsulati ...
- 0:0 免费02.Effectiveinsulation
- 0:0 免费03.Heatingdifferentsubstances
- 0:0 免费04.Calculatingspecificheatcapac ...
- 0:0 免费05.Measuringspecificheatcapacit ...
- 0:0 免费06.Aheatingcurveforwater
- 0:0 免费07.Specificlatentheat(E=mL)
- 07.Circuitcomponents
- 0:0 免费01.Measuringtheresistanceofafil ...
- 0:0 免费02.Resistanceofahotmetal
- 0:0 免费03.Measuringtheresistanceofadio ...
- 0:0 免费04.InterpretingI–Vgraphs
- 0:0 免费05.Potentialdividercircuits
- 0:0 免费06.LDRsandthermistors