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Mechanics flashcards
82 cards drawn from the 10 lessons of mechanics: 29 definitions, 41 recall prompts, 2 off-sheet equations and 10 spot-the-error cards. Grade yourself and the deck reschedules each card at staged intervals, from the next day out to three weeks.
Year 12 · Mechanics lessons · all 851 cards
Every card in this unit
Click any card to try it in the player above; the card itself links the lesson that teaches it.
- ScalarDefine
- VectorDefine
- Explain how to add two perpendicular vectorsRecall
- State the components of a vector F at angle θ to an axisRecall
- State the condition for equilibrium of coplanar forces at a pointRecall
- State the weight components on a slope at angle θRecall
- Explain how to subtract one vector from anotherRecall
- State how to find a change in a vector quantityRecall
- Scalars and vectorsSpot the error
- Moment of a forceDefine
- CoupleDefine
- Centre of massDefine
- State the unit of the moment of a forceRecall
- Principle of momentsDefine
- Moment of a coupleDefine
- State where the centre of mass of a uniform regular solid liesRecall
- Centre of gravityDefine
- Describe how to find the centre of gravity of an irregular laminaDefine
- Explain why a suspended body hangs with its centre of gravity below the pivotRecall
- Moments and equilibriumSpot the error
- State what the gradient of a displacement-time graph representsRecall
- State what the gradient of a velocity-time graph representsRecall
- State what the area under a velocity-time graph representsRecall
- State what the area under an acceleration-time graph representsRecall
- State how the four constant-acceleration equations are derivedRecall
- Explain where the constant-acceleration condition enters the SUVAT derivationRecall
- Motion graphs and the SUVAT equationsSpot the error
- State the velocity of a projectile at the top of its arcRecall
- State the quantity shared by the two motions of a projectileRecall
- State the effect of air resistance on a projectileRecall
- Projectile motionSpot the error
- Newton's first lawDefine
- Newton's second lawDefine
- Newton's third lawDefine
- Resultant forceDefine
- Newton's laws and the resultant forceSpot the error
- MassDefine
- State the unit of massRecall
- State whether mass changes with locationRecall
- WeightDefine
- State the unit of weightRecall
- Gravitational field strength gDefine
- State what a balance measuresRecall
- State what a newton meter measuresRecall
- Weight from massEquation
- Mass and weightSpot the error
- DragDefine
- State how drag depends on speedRecall
- Terminal speedDefine
- LiftDefine
- FrictionDefine
- State the condition at a vehicle's maximum speedRecall
- State the initial gradient of the velocity-time graph for an object dropped from restRecall
- Drag and terminal speedSpot the error
- MomentumDefine
- ImpulseDefine
- State the relationship between impulse and momentum changeRecall
- Elastic collisionDefine
- State the unit of momentumRecall
- Inelastic collisionDefine
- State what the area under a force-time graph representsRecall
- Explain why crumple zones reduce injuryRecall
- State the kinetic energy of a particle in terms of its momentumRecall
- Explain how conservation of momentum is applied in two dimensionsRecall
- MomentumEquation
- Momentum and impulseSpot the error
- WorkDefine
- PowerDefine
- State the unit of powerRecall
- EfficiencyDefine
- State what the area under a force-displacement graph representsRecall
- State the work done by a force perpendicular to the motionRecall
- State how P = Fv is derived from W = FsRecall
- Work, energy and powerSpot the error
- Principle of conservation of energyDefine
- Kinetic energyDefine
- State how to find the change in gravitational potential energyRecall
- State the effect on kinetic energy of doubling the speedRecall
- State the energy budget when resistive forces actRecall
- State how the gravitational potential energy formula is derivedRecall
- State how the kinetic energy formula is derivedRecall
- Conservation of energySpot the error
The lessons these cards come from
- Scalars and vectors
- Moments and equilibrium
- Motion graphs and the SUVAT equations
- Projectile motion
- Newton's laws and the resultant force
- Mass and weight
- Drag and terminal speed
- Momentum and impulse
- Work, energy and power
- Conservation of energy
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