a device for stopping the flow of current.
GFCI's are typically installed in:
a dangerous condition associated with the release of energy caused by an electric arc.
you must wear your ____ when working with flying debris.
when covering holes in the floor, be sure to use ______ that is bolted down.
when installing receptacles in a home, receptacles must be within _____ feet of the door and twelve feet between.
according to article 100, a disconnect for air-conditioning must be within ____ feet from the unit
the neutral is often indicated by this color.
conductors of different voltage ratings are permitted in ____.
the interior of enclosures or raceways installed underground shall be considered to be a ____ location.
the best-used conductor to carry current in electric circuit unless it is specified.
electrical parameter remains unchanged in a series electrical current.
the amount that a given conductor resists the flow of electric current is measured in _____.
the amount of times a year smokes should be tested.
a flow of electric charge
a form of energy resulting from the existence of charged particles
a force that acts at a distance due to a magnetic field
a hindrance to the flow of a charge
an electromotive force or potential difference expressed in volts
the difference of electrical potential between two points
is a characteristic of a unit of matter that expresses the extent to which it has more or fewer electrons than protons
a stable subatomic particle that is found in atoms with a charge of negative electricity
an atom or molecule with a net electric charge due to the loss or gain of one or more electrons
A device used to transfer electrical energy from one circuit to another
an electronic component that is designed to offer a desired amount of resistance to the flow
the complete path around which an electric current flows
a closed circuit in which the current divides into two or more paths before recombining to complete the circuit
material that can carry electricity or heat
a device that turns chemical energy into electrical energy
tiny particles that carry units of electricity
the pathway that an electric current follows
a continuous flow of electric charges
a temporary magnet that uses electricity to produce magnetism
a devise that uses magnetism to convert energy of motion into electrical energy
material taht resist the flow of electricity or heat
an object that attracts iron and certain other materials
the two areas on a magnet where the magnetic force is greatest
a device that changes electrical energy into energy of motion
a circuit in which parts are connected so that the electric current passes along more than one pathway
a circuit in which the parts are connected so that the electric current passes through each part along a single pathway
an electric charge that builds up on a material
What allows electricity to flow?
What stops electricity from flowing?
Pick the best conductor: glass, metal, or cloth
Pick the best insulator: rubber, water, copper
Water is a conductor? True or False
When a circuit is complete do we call it closed or open?
What is the power source in a closed circuit?
When electricity flows it is called a
What conductor is a penny made out of?
What is the insulator put over wires?
It is safe to be in water during a storm? True or False
What type of electricity does not move
What type of electricity does move
The process in which heat energy is transmitted between two objects
A closed circuit where the electrical current has only one path to flow through
A closed circuit where electricity can flow through more than one path
Combination of two or more or more cells electrically connected to produce electric energy
A device designed to make resistance into an electrical circuit
A device for making and breaking the connection in an electrical circuit
An electromagnetic force expressed in volts
Electrical resistance is an electrical quantity that measures how the devide/material reduces the electric current or flow through it
An instrument for detecting and measuring electricity
A form of energy resulting from the exsistance of charged particles
Surface resistance to relative motion,l as of a body sliding or rubbing
Physical property of matetr that causes to experiance a force when placed in an electromagnetic field
A measure of systems ability to,change or create change in other systems
Relations g to the interrelation of electric currents and magnetic fields
A ball rolling down a hill is an example of _________ energy
A roller coaster at the top of a hill is an example of ________ energy
the potential energy related to an objects height
A change from one form of energy to another is energy __________
What law states energy can't be destroyed?
Energy with an electric charge that lets work be accomplished
Fireworks is an example of _______ energy
The sum of potential energy
Energy that is generated and measured by heat
The type of energy released during nuclear fission
The energy that moves energy extremely rapid
The potential energy associated its objects that can be stretched
The presence and/or flow of electric charges
When electrons are lost
When electrons are gained
When you rub your clothes together it creates what type of energy
An example of static electricity being released
Copper and aluminum are examples of ______
an instrument for measuring electric current in amperes
Abbreviation of Alternating Current
a unit of measure of the rate of electron flow or current in an electrical conductor
Charged electrically to provide power
Can be known as an electric ....., electrical ...... or an electrostatic ......
a system of electrical conductors and components forming an electrical .......
A material or device that conducts or transmits heat or electricity
A chemical element with the symbol Cu
the time rate of flow of electric charge
the electric charge inside the wires
electric current passing through the body
a stable particle with a charge of negative electricity
a machine that converts one form of energy into another
A material or an object that does not easily allow heat, electricity, light, or sound to pass through it
A natural occurrence that makes the sound of thunder
An object that does not have a positive or negative charge
Opposite of positive
electrical resistance between two points of a conductor when a constant potential difference of 1 volt
subatomic particle found in the nucleus of every atom
is an electrical component that limits or regulates the flow of electrical current in an electronic circuit
a path of very low resistance has been opened
The occurrence when a balloon is rubbed on your head
forming or situated at the end or extremity of something
A device used to transfer electrical energy from one circuit to another
Symbolised as 'V'
metal drawn out into the form of a thin flexible thread or rod
Improved the stove so it was more efficient
Italian physician and physicist
Abbreviation of direct current
Using water power to produce energy
An electrical power supply
To much power into a battery
To put more power into a battery
A period when the electricity supply stops
A sudden strong increase in energy
The condition of having opposite electrical charges
Electrical or other energy that is put into a machine
A flash of light that happens when electricity flows between two separate points
A ________ is a route in which electrical current flows.
A _______ is an electrical circuit through which current can flow uninterrupted path.
A discontinuous circuit through which no current can flow is called a ________
A ____________ is a closed circuit in which the current follows on a path.
A circuit where the circuit is divided into two or more paths is a __________ circuit
_________ is an electromotive force for potential differences expressed in volts
The electrical restriction of electric flow is called ________.
_______ is a flow of electrical charge.
When there is an unbroken path on which electrons flow it is called a _____________.
The atoms of a ________ easily accept and pass on electrons.
The atoms of ________ do not accept and pass on electrons.
Can be done with 6010 or 6011 rod with machine turned up to "warp 10".
is what is between the end of the electrode and the base metal. The resistance causes heat.
is a weld made by equipment such as robots.
an angle cut or grinded at the edge of the work-piece to allow more penetration for a stronger weld
failing a weld test because of defects in the welds
the last bead of a groove weld
one of the five basic weld joints. It is when the edges of two plates butt up to each other at a 90 degree angle
in the electric circuit the current is the flow of electricity
the outer edge of two plates butted up 90 degrees parallel to each other
called a "rod" in stick welding, and "wire" for Mig and Flux Cored Arc Welding
burn from the radiation produced from the ULTRA VIOLET rays from the welding arc
the pressure in a SHIELDING GAS bottle can be up to 2400 lbs. per inch. The flow meter reduces this to a working pressure, usually around 20 to 25 cubic feet per hour.
is the melting and becoming one with base metal or PARENT METAL
hold the metal or steel you are working on in place as you are fabricating
Intersection where two different sections of PARENT METAL meet
are the two lines from the machine to what you are welding that carry the current
a word that makes you sound smart when you mean the lowest temperature that steel or metal is liquid
a person doing the actual welding
how much the rod (electrode), wire, or TIG rod is melted in a certain amount of time
this is where the metal goes from SOLIDUS to LIQUIDUS
uses a solid steel wire rolled up on a spool and fed through a welding lead with a liner in it. Drivers push, pull or both to feed the wire through the lead to a WELDING GUN
a region around a charged particle or object within which a force would be exerted on other charged particles or objects
a substance in which electrical charge carriers, usually electrons, move easily from atom to atom with the application of voltage.
used to protect us from the dangerous effects of electricity flowing through conductors. Sometimes the voltage in an electrical circuit can be quite high and dangerous.
Things that are negatively charged and things that are positively charged pull on each other. This makes electrons and protons stick together to form atoms. Things that have the same charge push each other away
a stationary electric charge, typically produced by friction, that causes sparks or crackling or the attraction of dust or hair.
the release and transmission of electricity in an applied electric field through a medium such as a gas
a flow of electric charge. In electric circuits this charge is often carried by moving electrons in a wire
an electromotive force or potential difference expressed in volts.
the impeding, slowing, or stopping effect exerted by one material thing on another
having only one path for electrons to flow
has two or more paths for current to flow through
a piece of iron (or an ore, alloy, or other material) that has its component atoms so ordered that the material exhibits properties of magnetism, such as attracting other iron-containing objects or aligning itself in an external magnetic field.
each of the two points or regions of an artificial or natural magnet to and from which the lines of magnetic force are directed.
attraction or repulsion that arises between electrically charged particles because of their motion
a discrete region of magnetism in ferromagnetic material.
a region around a magnetic material or a moving electric charge within which the force of magnetism acts.
a soft metal core made into a magnet by the passage of electric current through a coil surrounding it.
a cylindrical coil of wire acting as a magnet when carrying electric current.
the interaction of electric currents or fields and magnetic fields.
an electrical machine that converts electrical energy into mechanical energy
a device that converts mechanical energy to electrical energy for use in an external circuit.
A person who welds
The discharge of electricity through an air space
A machine that produces current for welding
SMAW is also referred to as
SMAW is also referred to as
SMAW uses flux-coated metal rods called
Metal should always be cleaned with a
The percentage of time that a welder can operate without overheating
Current that reverses its direction of flow frequently
Flows in one direction only in accordance with how the welder is set
A tool used to remove slag from a weld
Should always be worn, even under your welding helmet