the flow of electrons from one atom to another
electricity flowing in a controlled path
a part of an electric circuit which provides energy
converst electrical energy to another form
stops, starts, increases or decreases current in a circuit
provides a path for electrons
the amount of 'energy' the electrons have in a circuit
unit used to measure the number of electrons travelling through a circuit per second
different metals placed in a paste electrolyte
cells connected positive to negative
cells connected positive to positive and negative to negative
different metals placed in a liquid electrolyte
the voltage drop between two points is directly related to the electric current through a conductor
2 or more cells joined together
measured in ohms
a protection device which melts to open a circuit and prevent damage
The name for materials that do NOT allow electricity to flow
What type of material is good at allowing electricity to flow
The name for a material that does NOT allow electricity to flow
What can control the flow of electrons in a circuit?
What is a lightbulb an example of?
A path for electrons to flow
What was our power source for circuits in class?
What nonmetal could conduct electricity (HINT: think of what you write with)
How can you describe the flow of static electricity?
Current that flows in 1 direction
Current that flows in more than 1 direction
Flow of electrical charge
The name for materials that do allow electricity to flow
flow of electricity along a conductor
any material that conducts electricity
also known as insulator
abbreviated DC
an apparatus that changes direct current to alternating current
abbreviated AC
an apparatus that changes AC to DC
abbreviated V
abbreviated A
current used for facial and scalp treatments
is a unit that measures how much electric energy is being used in one second
1,000 watts
a switch that automatically interrupts or shuts off an electric circuit at the first indication of an overload
prevents excessive current from passing through a circuit
completes an electric circuit and carries the current safely away
a constant and direct current, having a positive and negative pole, that produces chemical changes when it passes through the tissues and fluids of the body
negative effect of galvanic current
electrode used on the area to be treated
one main modalities used in cosmetology
all the electrical appliances you use should be
A person who designs, builds, or maintains engines, machines, or structures.
The standing of 'MOT'.
A mechanism for connecting and disconnecting an engine and the transmission system in a vehicle, or the working parts of any machine.
A set of gears with its casing, especially in a motor vehicle; the transmission.
An unpowered vehicle towed by another.
The system of springs and shock absorbers by which a vehicle is supported on its wheels.
A device used to measure the oil pressure on an engine.
Part of the engine of which protects the timing gear and the valve control gear.
A dynamo that generates an alternating current.
The location of which our workshop is based at.
Company dog name.
A recess with a flap in the dashboard of a motor vehicle, used for storing small items.
is the unit that measures the pressure or force that pushes electric current forward through a conductor
abbreviated A and also known as amp (AMP), is the unit that measures the strength of an electric current.
abbreviated mA, is of an ampere. The current used for facial and scalp treatments is measured in milliamperes; an ampere current would be much too strong.
abbreviated O, is a unit that measures the resistance of an electric current.
abbreviated W, is a unit that measures how much electric energy is being used in one second.
abbreviated kw, is 1,000 watts. The electricity in your house is measured in kilowatts per hour (kwh)
abbreviated DC, is a constant, even-flowing current that travels in one direction only and is produced by chemical means.
is an apparatus that changes direct current to alternating current.
abbreviated AC, is a rapid and interrupted current, flowing first in one direction and then in the opposite direction; it is produced by mechanical means and changes directions 60 times per second.
is the movement of electrons from one atom to another along a conductor.
is the flow of electricity along a conductor.
is any material that conducts electricity.
is a material that does not transmit electricity.
Which energy has the motion of molecules ?
Whis energy has the movement of electrons ?
Energy that includes movement is called ________________ energy.
Energy can be change from one form to another is called _________ ___________________.
Transfer of heat between subtances that are in direct contact with each other is _______________.
Transfer of heat through a liquid or gas through moving currents is called ______________.
Transfer of heat through electromagnetic radiation through waves or rays is called _______________.
A measure of the average kinetic of the individual particles in a substance.
Resource that can be used over again is called ____________________.
What is an example of a renewable resource ?
A resource that can't be used over again is called ______ _____________________.
What is an example of an non- renewable resource ?
What energy has stored energy ?
What energy is energy in motion ?
Vibrating atoms along a wave is ___________ energy.
movement of particles around an atom that creates pure energy
flow of electricity along a conductor
measurement of the distance between two wave lengths
is 1,000 watts
prevents excessive current from passing through a circuit
measurement of how much electricity is being that second
measurement of the resistance of an electric current
is 1/1000 of a ampere
apparatus that changes the direct current to alternating current
apparatus that changes the alternating current to direct current
how fast is electricity
how fast does lighting travel
what are the two types of electric currents
constant even-flowing current that travels in one direction only and is produced by chemical means
unit that measures the pressure of force that pushes electric current forward through a conductor
completes an electric circuit and carries the current safely away
distance between successive peaks of electromagnetic waves
measurement of the distance between two wavelengths
unit that measures how much electric energy is being used in one second
apparatus that changes alternating current to direct current
negative pole or positive pole of an electric current
process that turns the light from a medical laser device into heat
unit that measures the resistance of an eclectic current
a material that does not transmit electricity
currents used in electrical facial and scalp treatments
abbreviated mA ; 1/1000 of an ampere
extremely low level of electricity that mirrors the body's natural electrical impulses
1000 watts
light at either end of the visible spectrum of light that is invisible to the naked eye
opposite pole from the active electrode
completes an electric circuit and carries the current safely away
prevents excessive current from passing through a circuit
name given to all of the forms of energy that exists
apparatus that changes direct current to alternating current
any material that conducts electricity
electricity
Conductor is
nonconductor is
two types of electric currents
Direct Current
Alternating Current
Volt
Ampere
Milliampere
Watt
electricity is use for skin treatments?
High Frequency Current
Light Therapy
The movement of electrons from one atom to another along a conductor
the flow of electricity along a conductor
Any material that conducts electricity
a material that does not transmit electricity (AKA insulator)
a path of negative and positive electric currents moving from a generating source through the conductors and back to the generating source
constant even-flowing current that travels in only one direction
an apparatus that changes direct current to alternating current
a rapid and interrupted current, flowing first in one direction and then in the opposite direction
a unit that measures the pressure or force that pushes electric current through a conductor
a unit that measures the strength of a electric current
the current used for facials and scalp treatment
a unit that measures the resisitance of an electric current
the unit that measures how much electric energy is being used per second
The electricty in your house is measured this way
prevents excessive current from passing through a circuit
a swith that automatically interupts or shuts off the electric current at the fist indication of an overload
completes an electric circuit and carries the current safely away
Designed to protect from electrical shock by interupting a houshold vircuit when ther is a leak in the circuit