Questions and Answers
To avoid the possibility of overloads and short circuits, safety devices are installed in appliances and buildings. Two of these devices are fuses and:
When a facial steamer is on and steam begins to flow, you have an example of a(n):
How many watts equal one kilowatt?
A current in which electrons move at an even rate and flow in only one direction is called:
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Materials that do not allow a current to pass through them are called:
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The negative poles and positive poles at the end of a circuit are known as:
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Electric current moves along a path called a(n):
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What type of outlet is recommended for installation in any area where water and electricity could come into contact?
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Materials that best transport electricity are called:
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Plastic, rubber or paper are examples of what type of materials?
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Volts and frequency needed and watts the appliance consumes are indicated on the:
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An amp is a unit of electric:
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Which of the following changes alternating current to direct current?
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How does a fuse act as an electricity safety measure?
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What can occur anytime a foreign conductor comes in contact with a wire carrying current to an appliance?
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Most of the electricity you use daily consists of a flow of tiny, negatively charged particles called:
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A waveform is the visual representation of the output current that varies in time, strength and:
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Depending on its design, which type of light can create blue or cool tones?
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The effect that is created when an electric current travels through a solid electrode and liquid conductor in order to produce stimulating or calming effects is called:
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White light is referred to as:
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Which type of light can be broken into its individual wavelengths by a prism?
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The use of electricity for therapeutic purposes is called:
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Collagen and elastin fibers in the skin can be destroyed by what type of UV light?
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Which light source is close to being adopted as the mainstream light source?
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Study Notes
Electrical Safety and Circuitry
- Fuses and circuit breakers are safety devices designed to prevent overloads and short circuits.
- A facial steamer that emits steam operates on a closed circuit, allowing electric flow to complete.
- One kilowatt is equivalent to 1000 watts, a key conversion fact in electrical usage.
- Direct current (DC) is a type of electric current where electrons move consistently in one direction.
Electrical Materials and Concepts
- Insulators are materials that resist electric current, improving circuit safety.
- Polarity refers to the positive and negative poles at the ends of an electric circuit.
- Conductors are materials through which electric current can easily flow.
- GFCI (Ground Fault Circuit Interrupter) outlets are designed for areas susceptible to electrical hazards, especially near water.
Electrical Measurements
- Volts, frequencies, and wattage are specified on an appliance's nameplate, providing essential information about its electric requirements.
- An amp measures the strength of an electric current, an important unit in understanding electricity.
Circuit Safety and Function
- A rectifier converts alternating current (AC) to direct current (DC), essential for many appliances.
- Fuses act as safety measures by breaking the circuit when an overload occurs to prevent damage.
- A short circuit can happen when a foreign conductor contacts a live wire, posing serious safety risks.
Electric Particles and Effects
- Electrons are tiny, negatively charged particles that constitute the primary flow of electricity used in daily applications.
- Waveforms visually represent electric current output, indicated by variations in time, strength, and direction.
Lighting and Electrotherapy
- Fluorescent lighting can produce blue or cool tones, differing from incandescent light.
- The electrochemical effect is generated when electricity travels through a solid electrode and liquid conductor, resulting in stimulating or calming benefits.
- White light is a combination of various wavelengths, which can be separated using a prism.
- LED technology is emerging as a leading light source, indicating a shift in energy-efficient lighting.
UV Light Effects
- UVA rays can damage collagen and elastin fibers in the skin, highlighting the need for skin protection against UV exposure.
- The use of electricity for therapeutic purposes is referred to as electrotherapy, vital in many aesthetic treatments.
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Description
Test your knowledge of Chapter 6 in Aveda Esthetics with these flashcards. This chapter covers essential safety devices and wiring concepts related to esthetics. Review key terms and definitions to enhance your understanding and prepare for assessments.
