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1. - path for electrons to flow; includes energy source, electrical load, and conductor
- continuous flow of electrons in a circuit
- device that converts electrical energy to another form of energy
- device that turns a circuit on or off by closing or opening the circuit
- combination of electrochemical cells
- package of chemicals that converts chemical energy into electrical energy
- liquid or paste that conducts electricity
- [load]
- [switch]
- [electrochemical cell]
- [battery]
- [electrolyte]
- [current electricity]
- [circuit]
2. - metal strip that reacts with the electrolyte in an electrochemical cell
- electrochemical cell that has a liquid electrolyte
- electrochemical cell that uses a paste instead of a liquid electrolyte
- generates electricity directly from a chemical reaction with a fuel
- energy stored in an object
- difference in electric potential energy between two points
- device used to measure the potential difference between two locations
- SI unit for measuring potential differences
- [electrodes]
- [wet cell]
- [voltmeter]
- [dry cell]
- [volt]
- [voltage]
- [potential energy]
- [fuel cell]
3. - amount of electric charge that passes a point in a circuit each second
- electric current flowing in one direction
- flows back and forth at regular intervals called cycles
- device used to measure the current in a circuit
- unit of electric current
- degree to which a substance opposes the flow of electric current through it
- SI unit for measuring resistance
- device for measuring electrical resistance
- [ammeter]
- [ohmmeter]
- [direct current]
- [alternating current]
- [ohms]
- [resistance]
- [ampere]
- [electric current]
4. - any material that can slow current flow in a circuit
- tiny device that acts as a switch or amplifier in a circuit
- a drawn path illustrating the flow of electrons
- circuit in which the components are arranged one after another
- circuit in which electrons can flow along more than one path
- voltage is equal to current multiplied by resistance
- accidental low-resistance connection between two points in a circuit
- safety device in an electric circuit that has a metal conductor with a low melting point
- safety device in which a wire heats up and bends due to excess current
- device that detects current change, stopping current flow
- [parallel circuit]
- [transistor]
- [ohm's law]
- [resistor]
- [fuse]
- [circuit breaker]
- [short circuit]
- [circuit diagram]
- [series circuit]
- [ground fault circuit interrupter]