physics honors - final study guide 3

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  • 7/30/2019 Physics Honors - Final Study Guide 3

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    Vectors

    How to find thefinal magnitudewhen youve gotthe horizontal and

    verticalcomponents

    How to find thefinal direction(angle) whenyouve got thehorizontal andvertical

    components

    How to find thehorizontal andverticalcomponents of something

    Scalar product of two vectors

    Vector product of two vectors

    Kinematics

    Definition of displacement

    Definition of average speed

    Definition of average velocity

    Definition of instantaneousvelocity

    Definition of

    averageacceleration

    Definition of instantaneousacceleration

    Kinematicsequations

    Kinematicsequations for free-fall motion

    Kinematicsequations for

    projectile motion

    Dynamics

    Relationship betweenacceleration andnet force

    Relationship between mass andweight, or forceof gravity

    Relationship between normalforce and kineticfriction force

    Relationship between normalforce and kineticfriction force

    Definition of pressure

    Circular Motion

    Relationship between speedand centripetalacceleration

    Speed of anobject in uniformcircular motion

    Centripetal force

    Gravitationalforce

    Gravitationalacceleration

    Relationship between orbitalvelocity anddistance

    Energy andMachines

    Definition of mechanical work

    Definition of kinetic energyand change inkinetic energy

    Relationship between kineticenergy and totalamount of work

    Definition of gravitational

    potential energyand change ingravitational

    potential energy

    Hookes law

    Definition of

    elastic potentialenergy andchange in elastic

    potential energy

    Conservation of mechanicalenergy when nowork comes outof or goes into thesystem

    Conservation of mechanicalenergy whenwork comes outof or goes into thesystem

    or

    Definition of power

    Relationship of power to speed

    Impulse andMomentum

    Definition of momentum

    or

    Change inmomentum

    Newtons SecondLaw of Motion(momentum form)

    Definition of impulse

    Impulse-momentumtheorem

    Conservation of momentum for

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    two objectscolliding and

    bouncing off (elastic collision)

    Conservation of momentum for two objects

    colliding andsticking together (inelasticcollision)

    Relative speedsof objects beforeand after completely elasticcollision

    Location of thecoordinate of thecenter of mass of multiple elements

    RotationalMotion

    Relationship between angular displacement andlinear displacement

    Definition of average angular speed

    Definition of

    average angular acceleration

    Relation betweenlinear

    displacement,speed, andacceleration andangular displacement,speed, andacceleration

    Relationship betweencentripetalacceleration andlinear speed and

    betweencentripetalacceleration andangular speed

    Equations for rotationalkinematics

    Torque exertedon an object

    Moment of inertiaof a rotatingobject

    Newtons SecondLaw for rotatingobjects

    Angular momentum of arotating object

    Angular momentum of arotating object

    Fluid Mechanics

    Relationship between density,mass and volume

    Definition of pressure

    Variation of pressure due todepth in a fluid

    Relationship between absolute pressure andgauge pressure

    Pascals principle

    Variation of pressure in a fluidincorporatingenvironmental

    pressure

    Buoyant force onan object in afluid

    Equation of continuity

    BernoullisEquation

    Vibrations andWaves

    Hookes law

    Relation of speedand position in anoscillator

    Relationship betweenfrequency and

    period

    Period of vibration of amass and springsystem

    Relationship between angular frequency andfrequency

    Relationship between positionof an oscillator and time

    Relationship between speed of an oscillator andtime

    Relationship betweenacceleration of anoscillator andtime

    Period of vibration of asimple pendulum

    Relationship between speedand distance for a

    wave

    Relationship betweenwavelength,frequency, andspeed

    Harmonicfrequencies for medium closed at

    both ends / openat both ends

    Harmonicfrequencies for medium open atone end andclosed at the other

    Frequency of beats

    Doppler shift of frequency

    Temperature andHeat

    Linear expansion,area expansion,and volumeexpansion of anobject beingheated

    Boyles Law

    Charless Law

    Gay- LussacsLaw

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    Ideal gas law

    Average and total

    kinetic energy of gas moleculesrelating totemperature

    Heat transferredinto or out of asystem during atemperaturechange

    Two or morethings sharingheat as theychangetemperature

    Final equilibriumtemperature of two or morethings sharingheat as theychangetemperature

    Heat transferredinto or out of a

    system during a phase change

    Heat transfer through

    conduction

    Thermodynamics

    Work doneduring an isobaric

    process

    Work doneduring anythermodynamic

    process

    First Law of Thermodynamics

    Work done by aheat engineduring a cycle

    Efficiency of areal heat engine

    Efficiency of anideal Carnotengine

    Entropy change

    during anisothermal process

    Electrostatics

    Coulombs Lawrelating electricforce to distance

    and charges

    Charge reactingto an electric fieldalreadyestablished

    Chargeestablishing anelectric fieldaround it

    Work done by theelectric fieldmoving a charge

    Change inelectrical

    potential energyof a chargemoving throughan electric field

    Relation of potentialdifference toenergy andcharge

    Relationship of potentialdifference toelectric field

    Charge setting up potential in thespace around it

    Potential energycreated by a pair of charges

    Charge that can

    be held on acapacitor per potentialdifference

    Capacitance of acapacitor relatedto physicalcharacteristics

    Energy stored in acapacitor

    Electric Circuits

    Definition of current

    Ohms Law

    Relating the

    resistance of aresistor to its

    physicalcharacteristics

    Temperaturechangingresistivity

    Relationship between power and current and

    potentialdifference

    Terminal

    potentialdifference andEMF of a battery

    Alternating potential in termsof maximum

    potential

    Alternatingcurrent in termsof maximumcurrent

    Power used in anelement withalternatingcurrent

    Maximum potentialdifference and

    current related toroot-mean-square potentialdifference andcurrent

    Equivalentresistance for resistorsconnected inseries

    Equivalentresistance for resistorsconnected in

    parallel