Electricity

The movement of electrons from one atom to another along a conductor is called

An apparatus that changes direct current to alternating current is

What is the unit of measurement that measures the pressure or force of the electric current?

What is the device that prevents excessive current from passing through a circuit?

What is the negative electrode of an electrotherapy device called?

All of the electrical appliances you use should ____.

Catalyst are substances that speed up ____.

All lasers work by a process known as selective _____.

An extremely low level of electricity that mirrors the body's natural electrical impulses is _____.

The unit that measures how much electric energy is being used in one second is ____.

For safety, use more than ____ plug(s) in each outlet.

Ultraviolet C (UVC) light ____.

When using _____, the active electrode is the electrode used on the area to be treated.

Grounding completes _____ and carries the current safely away.

In facial treatments, the process of infusing water soluble products into the skin with electric current is called:

Constant even flowing electric current that travels in one direction only is called ____.

Which type of UV light is most associated with sunburns?

What is the unit that measures the strength of the electric current?

What name is given to all forms of energy that exist?

The different types of electrical currents used in facial and scalp treatments are called: