Vocab 1
A form of energy that produces light, heat, and magnetic and chemical changes
Electricity
Loads
Provides the force to move the electrons in the conducting material
Source
Safety device that contains a fine metal wire that allows current to flow through it
Fuse
Combines one or more mechanical parts to perform one task
Machine
Material that doesn't allow current to pass through it
Insulator
Unit of electric strength
Amp (ampere)
Closed path through which electrons travel
Circuit (closed)
Reusable safety device that breaks the flow of current when an overload occurs
Circuit breaker
Sophisticated version of a machine; tool used to perform the work task
Device
Material that allows a current to pass through it
Conductor
Unit of electric pressure
Volt
Electrons move at an even rate and flow only in one direction
Direct current
These are recommended for installation in any area where water and electricity could come into contact
Ground Fault Circuit Interrupter (GFCI)
Thermal breakdown of the skin caused by intense heat
Pyrolysis
Negatively charged particles that flow on a path called a conductor
Electrons
Unit of electric resistance
Ohm
Electrons flow first in one direction and then in the other
Alternating current
Plugging in too many appliances to one wall outlet
Overload
Created when electric current passes through a solid electrode and a liquid conductor
Electrochemical effect
The movement of electricity along a path called a conductor
Electric Current
1,000 watts =
1 Kilowatt
Changes AC to DC
Rectifier
Any time a foreign conductor comes into contact with a wire carrying current to a load
Short Circuit
Push pull effect; also known as
Mechanical or magnetic effect