Share Electricity
Save to Folder
What is the movement of electrons from one atom to another along a conductor?
electricity
Which material is a good conductor of electricity?
copper
glass
silk
rubber
What is another name for materials that are nonconductors?
insulators
Rubber, silk, wood, and glass are common examples of ___.
insulators
The path of an electric current from the generating source through the conductors and back to the original source is a(n) ___ electric circuit.
complete
What are two types of electric current?
direct and alternating
The unit that measures the pressure or force that pushes the flow of electrons forward through a conductor is a(n) ___.
volt
What unit measures the strength of an electric current?
ampere
The current for facial and scalp treatments is measured in ___.
milliamperes
What unit measures the resistance of an electric current?
ohm
A measurement of how much electricity is being used in one second is a(n) ___.
watt
When working with electricity, appliances with a ___ offer the most protection for you and your clients.
three-prong plug
All the electrical appliances you use should be ___ certified.
UL
The use of electrical currents to treat the skin is commonly referred to as ___.
electrotherapy
Currents used in electrical facial and scalp are called ___.
modalities
What is the process of infusing water-soluble products into the skin using electric current?
iontophoresis
