words and definitins Flashcards
oh yea (25 cards)
electron
a subatomic particle that is found in all atoms
static eelectricity
a build up of electron in one place
charge
the negative and positive of an item
attraction
attraction is when items are pulling each other closer and closer
repulsion
opposite of attraction
grounding
the process of removing the excess charge on an object by means of the transfer of electrons between it
insulator
something that doesnt move electrons well
conductor
moves electrons well
friction
constant movements that creates heat
conduction
a material or object that permits an electric current to flow easily
induction
Something that start a series of events
Current electricity
The flow of electricity in a circuit. The amount of electricity flowing through a circuit
circuit
Cell/Battery
A unit which converts chemical energy to electrical energy
Resistor
Slows down the flow of electricity
Parallel circuit
A circuit that has two more paths for the electricity to flow
Series Circuit
A circuit where it only has one path for the electricity to flow
AC
DC
Direct current. A current that moves in one direction/loop
Circuit breaker
An electrical switch designed to protect a circuit from damage caused by overcurrent or short circuit
Fuse box
A metal box that stores fuses
Dial Meter
Turbine
A device that converts energy in a stream of a fluid into mechanical energy
Generator
A machine that produces power
