Advertisement Upgrade to remove ads

The ones we need to know for Mr. Maddens H.Physics final.

Def of Postion

location on a coordinate system

SI unit of Position

meter (m)

Quantity Symbol of Position

x, y, or z

Defining eq'n of Position

x, y, or z

Def of Time

measure of motion

Quantity Symbol of Time


Defining eq'n of Time


SI unit of Time

second (s)

Def of Displacement

change in position

Quantity Symbol of Displacement

delta x, y, or z

Defining eq'n of Displacement

delta x = x - x-naught

SI unit of Displacement

meter (m)

Def of Velocity

Displacement per unit time

Quantity Symbol of Velocity


Defining eq'n of Velocity

delta x divided by delta t

SI unit of Velocity

meter per second (m/s)

Def of Acceleration

rate of change of velocity

Quantity Symbol of Acceleration


Defining eq'n of Acceleration

delta v divided by delta t

SI unit of Acceleration

meter per second squared (m/s^2)

Def of Mass

quantity of matter

Quantity Symbol of Mass


Defining eq'n of Mass


SI unit of Mass

kilogram (kg)

Def of Force

a push or a pull

Quantity Symbol of Force


Defining eq'n of Force


SI unit of Force

Newton (N) or (kg*m)/s^2

Def of Weight

force due to gravity

Quantity Symbol of Weight


Defining eq'n of Weight

mass*g (9.8 m/s^2)

SI unit of Weight

Newton (N) or (kg*m)/s^2

Def of Impulse

Force times the amount of time force acts

Quantity Symbol of Impulse


Defining eq'n of Impulse

Force*delta t

SI unit of Impulse

Newton-second (N-s) or (kg*m)/s

Def of Momentum

Mass of object times its velocity

Quantity Symbol of Momentum


Defining eq'n of Momentum


SI unit of Momentum

kilogram-meter per second or (kg*m)/s

Def of Work

The amount of force applied to an object times the distance over which the force is applied

Quantity Symbol of Work


Defining eq'n of Work


SI unit of Work

Joule (N-m) or (kg*m^2)/s^2

Def of Energy

the ability to do work

Quantity Symbol of Energy


Defining eq'n of Energy


SI unit of Energy

Joule (N-m) or (kg*m^2)/s^2

Def of Power

rate of doing work

Quantity Symbol of Power


Defining eq'n of Power

work divided by t

SI unit of Power

Watt (joule/second) or (kg*m^2)/s^3

Def of Charge

Fundamental quantity of nature

Quantity Symbol of Charge


Defining eq'n of Charge


SI unit of Charge

Coulomb (C)

Def of Current

Rate of flow of charge

Quantity Symbol of Current


Defining eq'n of Current

charge divided by time

SI unit of Current

Ampere (coulomb per second) or C/s

Def of Voltage

Amount of work done per unit charge

Quantity Symbol of Voltage


Defining eq'n of Voltage

Work divided by charge

SI unit of Voltage

Volt (joule per coulomb) or (kgm^2)/(Cs^2)

Def of Resistance

the opposition of flow of charge

Quantity Symbol of Resistance


Defining eq'n of Resistance

voltage divided by current

SI unit of Resistance

Ohm or (kgm^2)/(C^2s)


The amount of resistance that will allow one ampere of current to flow accross a potential difference (voltage) of one volt

Def of Capacitance

the ability to store charge

Quantity Symbol of Capacitance


Defining eq'n of Capacitance

Current divided by voltage

SI unit of Capacitance

Farad (Coulomb per volt) or (C^2s^2)/(kgm^2)

Def of Period

the time per one oscillation

Quantity Symbol of Period


Defining eq'n of Period


SI unit of Period

Second (s)

Def of Frequency

oscillations per time

Quantity Symbol of Frequency


Defining eq'n of Frequency


SI unit of Frequency

Hertz (one per second) or s^-1

If one joule of work is done when one coulomb of charge moves from point A to point B....

then the potential difference is one volt

SI unit of Temperature


SI unit of Quantity of Matter


SI unit of Intensity of Light


Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording