课程目录
1.CourseIntroduction
1.1IntroductiontoHowThingsWork
2.Skating
2.1.1SkatingIntroduction
2.1.2WhyDoesaMotionlessSkaterTendtoRemainMotionless_
2.1.3WhyDoesaMovingSkaterTendtoContinueMoving_
2.2.1HowCanWeDescribetheFluid,EffortlessMotionofaCoastingSkater_
2.2.2HowDoesaSkaterStart,Stop,orTurn_
2.2.3WhyDoesaSkaterNeedIceorWheelsinOrdertoSkate_
2.3.1SkatingSummary
3.FallingBalls
3.1.1FallingBallsIntroduction
3.2.3HowDoesaBall'sHorizontalMotionAffectitsFall_
3.2.2HowCanaBallMoveUpwardandStillbeFalling_
3.2.1HowDoesaFallingBallMoveAfteritisDropped_
3.1.4HowWouldaBallFallontheMoon_
3.1.3HowDifferentlydoDifferentBallsFall_
3.1.2WhyDoesaDroppedBallFallDownward_
3.1.4HowWouldaBallFallontheMoon_
3.1.3HowDifferentlydoDifferentBallsFall_
3.1.2WhyDoesaDroppedBallFallDownward_
3.3.1FallingBallsSummary
4.Ramps
4.1.1RampsIntroduction
4.1.2WhyDoesn'taWagonFallThroughaSidewalk_
4.1.3WhyDoesaSidewalkPerfectlySupportaWagon_
4.2.1HowDoesaWagonMoveasYouLetitRollFreelyonaRamp_
4.2.2WhyisitMoreExhaustingtoLiftaWagonUpThantoLoweraWagonDown_
4.2.3WhyisitEasiertoPullaWagonUpaRampThantoLiftitUpaLadder_
4.3.1RampsSummary
5.Seesaws
5.1.1SeesawsIntroduction
5.1.2HowDoesaBalancedSeesawMove_
5.1.3WhyDoesaSeesawNeedaPivot_
5.1.4WhyDoesaLoneSeesawRiderPlummettotheGround_
5.2.1WhydotheRiders'WeightsandPositionsAffecttheSeesaw'sMotion_
5.2.2WhyDotheRiders'DistancesfromthePivotAffecttheSeesaw'sResponsiveness_
5.2.3HowDotheSeesaw'sRidersAffectOneAnother_
5.3.1SeesawsSummary
6.Wheels
6.1.1WheelsIntroduction
6.1.2WhyDoesaWagonNeedWheels_
6.1.3WhyisSlidingaBoxAcrosstheFloorUsuallyHardestattheStart_
6.1.4HowisEnergyWastedasaBoxSkidstoaStop_
6.2.1HowDoWheelsHelpaWagonCoast_
6.2.2HowdoPoweredWheelsPropelaBicycleorCarForward_
6.2.3HowisEnergyPresentinaWheel_
6.3.1WheelsSummary
7.BumperCars
7.1.1BumperCarsIntroduction
7.1.2DoesaMovingBumperCarCarryaForce_
7.1.3HowisMomentumTransferredFromOneBumperCartoAnother_
7.2.1DoesaSpinningBumperCarCarryaTorque_
7.2.2HowisAngularMomentumTransferredFromOneBumperCartoAnother_
7.2.3HowDoesaBumperCarMoveonanUnevenFloor_
7.3.1BumperCarsSummary
8.Final
8.1.1ClosingoutHowThingsWorkandKeepingInTouch
北京爱预科教育学校—官网
