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Electric circuit
N/A
14
Science
4th Grade
05/16/2015

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Term
  Battery
Definition
A device that can produce an electric current as a result of chemical change in it.  
Term
Circuit
Definition
A system that connects electrical devices so that they will operate.
Term
Circuit diagram
Definition
A drawing that uses symbols to show how the parts of an electric circuit are connected.
Term
Circuit tester
Definition
A device used to indicate a closed path across two points in a circuit.  If the path between the two test points is closed, the bulb of the circuit tester will light.
Term
Conductor
Definition

    A material through which electricity can pass.

Term
Diode
Definition

 A device that allows electric current to flow through it in only one direction.

Term
Electric current
Definition

   A flow of electric charge through something.

Term
Filament
Definition
A fine wire that becomes hot and produces light when an electric current passes through it.
Term
Insulator
Definition

  A material through which electricity will not pass.

Term
Parallel circuit
Definition

   A circuit where electricity travels in more than one path around the circuit (dimmer light, uses less energy).

Term
Series circuit
Definition

   A circuit where electricity has one only one path to travel (brighter light, uses more energy).

Term
Switch
Definition

    A device used to turn the electric current (or light) on or off.

Term
Troubleshooting
Definition
Figuring out what is wrong with something by process of elimination.
Term
Wire
Definition
A metal strand used to connect electrical devices in a circuit.
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