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Electricity chap11


The flow of electricity along a conductor. Electric current
Any substance that easily transmits electricity.most metals are good conductors. Conductor
A substance that does not easily transmit electricity.rubber,silk,wood,glass,and cement are good insulators. Insulator or nonconductor
A constant,even flowing current that travels in one direction only. Direct current DC
An apparatus that changes direct current to alternating current. Converter
A rapid and interrupted current,flowing first in one direction and then in the opposite direction. Alternating current AC
An apparatus that changes alternating current to direct current. Rectifier
The unit that measures the pressure or force that pushes the flow of electrons forward through a conductor. Volt V
The unit that measures the amount of an. Electric current Amp
One thousandth of an ampere. Milliampere
A unit that measures the resistance of an electric current Ohm
A measurement of how much electric energy is being used in 1 second A watt
Is 1,000 watts.the electricity in your home is measured in this Kilowatt
A special device that prevents excessive current from passing through a circuit. Fuse
A switch that automatically interrupts or shuts off an electric circuit at the first indication of overload Circuit breaker
An insrument that plugs into an ordinary wall outlet and produces different types of electric current that are used for facial and scalp treatments. Wall plate
An applicator for directing the electric current from the machine to the clients skin. Electrode
Indicates the negative or positive pole of an electric current Polarity
The positive electrode from a electrotherapy devices. Anode
The negative electrode from a electrotherapy devices Cathode
Two main modalities used in cosmetology Galvanic and Tesla
The most commonly used modality.It is a constant and direct current DC having a positive and negative pole and produces chemical changes when it passes through the tissues and fluids of the body. Galvanic current
The process of introducing water soluble products into the skin with the use of electric current,such as the use of the positive and negative poles of a galvanic machine. Iontophoresis
Forces acidic substances into deep tissues using galvanic current from the positive toward the negative pole. Cataphoresis
The process of forcing liquids into the tissues from the negative toward the positive pole. Anaphoresis
A process used to soften and emulsify grease deposits and blackheads in the hair follicles. Desincrustation
A thermal or heat producing current with a high rate of oscillation or vibration. Tesla high frequency current or violet rays
Another name for radiant energy because it carries,or radiates,energy through space on waves Electromagnetic radiation
The distance between two successive peaks Wavelength
Made up of 60 percent of natural sunlight ,have longer wavelength,penetrate deeper,and produce more heat than visible light. Infrared
Primary source of light used in facial and scalp treatments.35 percent natural light Visible light
Referred to as combination light because it is a combination of all visible rays of the spectrum. White light
Make up 5 percent of natural sunlight,and are also referred to as cold rays or actinic rays. Ultraviolet rays
Used to make reactions happen more quickly. Catalyst
Light cured nail enhancements use UV light
Created by: jodilynn
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