# Electriciy key Words

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• Created by: Jenna k
• Created on: 01-03-14 09:01
Net flow of charged particles
Electric Current
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Modle used to discribe movement of charge in a circuit
Conventional current
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Movement of electrons
Electron Flow
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The unit of electric charge
Coulomb
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Sum of currnet entering a junction is equale to the sum of current leaving the junction
Kirchhoff's First Law
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An Average velocity of an electron due to potential differance in a wire
Mean Drift Velocity
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The electrical energy transfered form elctrical energy into another form
Potential differance
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The unit of potential differeance
Volts
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When energy is converted into electrical energy per unit charge
Electromotive force
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A property of a component that regualtes the electrical current through it
Resistance
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Unit of reistance
Ohms
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Electrical current through a conductor is proportional to the potential differenace across it prividing the physical conditions are maintained
Ohm's law
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The raitio of the products of crossestional area, lenght and reistance of a wire
Resistivity
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The rate at which energy is transferred form one form to another
Power
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Power is measured in...
Watts
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Unit of energy per hour
Kilowatt Hour
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The sum of Potential differenace in a circuit is equale to the sum of EMF
Kirchhoff's second law
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Law relating to conservation of charge
Kirchhoff's first law
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Law relating to conservation of energy
Kirchhoff's second law
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The energy transfered when a coulomb of charge flows through a resistor
Terminal Potential differance
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## Other cards in this set

### Card 2

#### Front

Modle used to discribe movement of charge in a circuit

#### Back

Conventional current

### Card 3

#### Front

Movement of electrons

### Card 4

#### Front

The unit of electric charge

### Card 5

#### Front

Sum of currnet entering a junction is equale to the sum of current leaving the junction