fill in the blank
an insulator or __ is something that cant transmit electricity easily.
nonconductor
negative electrode
cathode
blows hot air to dry the hair faster
blowdryer
why should you not pull on the plug or cord to disconnect the equipment
lead to fire or electrical shock
The negative or posotive pole of an electric current
Polarity
a __ is used for measuring how much electricity is being used per second.
watt
switch that automatically shuts off an electric circuit
circuit breaker
what heat source is used for hair and scalp conditioning treatments?
Heating caps
All electrical appliences should be __ certified
UL
what color has the longest wavelength?
Red
__ is the distance between two identical points
wavelenghth
prevents excessive current from passing through a circuit
fuse
lasers, LEDs, and intense pulse light are types of equipment
Light therapy equipment
three prong outlet
GFI outlet
The movement of particles around an atom that creates pure energy
Electricity
__ is used for measuring the strength of the electric current
ampere
1,000 watts
1 killowatt
a thermal styling tool that can reach up to 410 degrees
curling and flat irons
completes an electric circut and carries the current safely away
Grounding
What are the two types of electric currents?
Dirrect and ulterating Currents
a positive electrode is called_
anode
unit that measures the force that pushes electric current forward past a conductor
volt
sources of dry heat used to shorten chemical processing time
conventional hood dryer
designed to protect from electrical shock by interupting a household circut when there is a leak in the circut
Ground fault interrupter
What is it called when electricity is used for skin treatments?
Electrotherapy