SF ch. 4 electricity Word Scramble
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| Question | Answer |
| A form of energy that produces light, heat, magnetic and chemical changes. | Electricity |
| materials that best transport electricity to a load, i.e. copper, water | Conductors |
| Materials that do not allow current to pass through them.i.e. silk, wood, plastic, rubber | Insulator |
| unit of electric strength | Amp |
| unit of electric pressure | Volt |
| unit of electric resistance | Ohm |
| measure of how much electricity is being used | Watt |
| 1,000 milliamperes is equal to | 1 ampere |
| Electrons move at an even rate; flows in one direction. | Direct current |
| Sources of electricity | Batteries and Generator |
| More current flows than the line is designed to carry. | Overload |
| this can occur when an extension cord with multiple plugs is used to attach 4 or 5 appliances to one wall socket. | Fire |
| Reusable device that breaks the flow of current when an overload occurs. | Circuit breaker |
| Passes through small part of the body | Local shock |
| Passes through the nervous system | General Shock |
| Application of special currents that have certain effects on the skin. | Electrotherapy |
| negatively charged electrode. | Cathode |
| positively charged electrode. | Anode |
| Direct current- low volt and high amp | Galvanic Current |
| Process of forcing an acid or alkali into the skin by applying current to the chemical | Phoresis |
| Produces an alkaline reaction, which can force alkaline soluions to penetrate the skin. | Anaphoresis |
| Introduces water-soluble products into the skin. | Iontophoresis |
| alternating current, produces a mechanical effect, may preserve muscle tone. | Faradic current |
| High frequency current "violet ray", alternating current, different voltages produce heat. | Tesla Current |
| The slight seperation of the electrode from the skin creates a mild, ___________ sensation. | Stimulating |
| Heat energy is transferred from a hotter body to a oooler body in _____ ways. | Three |
| transfer of heat via direct contact. | Conduction |
| transfer of heat via liquid or gas. | Convection |
| transfer of heat through a vacuum. | Radiation |
| White light is also known as | Combination light |
| Visible light can be broken into its individual wavelengths by a________. | Prism |
| The longest wavelengths of the visible spectrum are | Red |
| Two kinds of light used in the salon are | Flourescent and Incandescent |
| _______ percent of sunlight is composed of invisible rays beyond red, Infrared. | eighty percent |
| The light must be placed _____ from the client's face. | thirty inches |
| Ultraviolet rays are also known as _________. | Actinic rays |
| Small doses of UV light can tan the skin and may help the body produce ________. | Vitamin D |
| UV light is __________ and kill bacteria that causes skin infections. | Germicidal |
| The client's _____ should be protected while receiving treatment using UV light therapy. | Eyes |
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algray76
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