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12 Cards in this Set

  • Front
  • Back

Power

The rate per until time when electrical power is transferred byan electrical power

Load

A device that converts electrical energy to another type of energy

Switch

a device that controls the flow of electrons in a circuit

Fuse

A decice that can stop the current if it becomes overloaded

Resistor

A device that reduces the flow of electrical current

Unit for power

Watts (w)

Unit for cost of electricity

$

Unit for current

Ampheres

Unit for potential difference

Voltage

4 factors that affect resistance in wires and materials

Length


Diameter/width


Temperature


Resistivity

Define ohms law

The resistance of a load is equal to (the same as) the potential differnxe across the load over the current length

Difference between series and parallel circuit

A series circuit has only one path for charge to follow, whereas a parallel circuit has two or more paths