85 terms

Fundamental and Derived Quantities of Physics

The ones we need to know for Mr. Maddens H.Physics final.
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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
t
Defining eq'n of Time
t
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
v
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
a
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
m
Defining eq'n of Mass
m
SI unit of Mass
kilogram (kg)
Def of Force
a push or a pull
Quantity Symbol of Force
F
Defining eq'n of Force
mass*acceleration
SI unit of Force
Newton (N) or (kg*m)/s^2
Def of Weight
force due to gravity
Quantity Symbol of Weight
W
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
J
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
p
Defining eq'n of Momentum
mass*velocity
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
Force*distance
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
P
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
q
Defining eq'n of Charge
q
SI unit of Charge
Coulomb (C)
Def of Current
Rate of flow of charge
Quantity Symbol of Current
I
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
V
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
R
Defining eq'n of Resistance
voltage divided by current
SI unit of Resistance
Ohm or (kgm^2)/(C^2s)
Ohm
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
C
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
T
Defining eq'n of Period
T
SI unit of Period
Second (s)
Def of Frequency
oscillations per time
Quantity Symbol of Frequency
f
Defining eq'n of Frequency
1/T
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
Kelvin
SI unit of Quantity of Matter
Mole
SI unit of Intensity of Light
Candela