Chapter 8 - Basics Of Electricity Flashcards
The flow of electricity along a conductor in a complete circuit
Electric current
Any material that easily conducts electricity
Conductor
Any substance that does not conduct electricity
Insulator
What is an example of a good insulator?
Rubber
A constant, even flowing current that travels in one direction only
Direct current
What is an example of a device that uses alternating current?
Magnifying lamps
The unit that measures the amount of an electric current
Ampere
1,000 watts
Kilowatt
Supplies current to the circuit
Live connection
Completes the circuit and carries the current safely away to the ground
Ground connection
What should you do when using electrical equipment?
Read all instructions carefully
What color is a cathode?
Black
The process of infusing a negative product into the skin
Anaphoresis
Extremely low level of electricity that mirrors the body’s own natural electrical impulses
Microcurrent
What is an effect of galvanic current?
Stimulates and irritates the nerves