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Milady Ch. 13 Basics of Electricity

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

An insulator or _____________ is a sbstance that does not easily transmit electricity.

a)

vaporizer

b)

metal

c)

non-conductor

d)

water

2.

What electical term is abbreviated AC?

a)

Alternating current

b)

Ampere current

c)

Active current

d)

Anophoresis current

3.

What apparatus changes alternating current (AC) to direct current (DC)?

a)

Inductor

b)

Rectifier

c)

Generator

d)

Trransformer

4.

The term used for measuring the strength of an electric current is

a)

wattage

b)

voltage

c)

ampere

d)

ohm

5.

What unit of measure is equialent to 1/1000 of an ampere?

a)

Microampere

b)

Milliampere

c)

Kiloampere

d)

Centiampere

6.

The term used for measuring the resistance of an electric current is

a)

wattage

b)

voltage

c)

ampere

d)

ohm

7.

The term used for measuring how much electric energy is being used in one second is

a)

watt

b)

voltage

c)

ampere

d)

ohm

8.

Which safety devices prevent the overheating of electric wires?

a)

Fuses and busters

b)

Fuses and circuit breakers

c)

Circuit breakers and volts

d)

Fuses and conductors

9.

Which apparatus conducts electric current from an electrotherapy device to the client's skin?

a)

Moderator

b)

Converter

c)

Electrode

d)

Rectifier

10.

A positive electrode is called a(n)

a)

anode

b)

cathode

c)

anion

d)

cation

11.

Commonly used modalities in cosmetology are Tesla high-frequency current, microcurrent, and

a)

electrode

b)

galvanic current

c)

cathode

d)

anode

12.

The process of introducting water-soluble products into the skin with the use of electric current is known as

a)

iontophoresis

b)

desincrustation

c)

megaphoresis

d)

cataphoresis

13.

The process used to soften and emulsify grease deposits and blackheads in the hair follicles is called

a)

iontophoresis

b)

cataphoresis

c)

desincrustation

d)

anaphoresis

14.

What process forces acidic substances into deeper tissues using galvanic current from the positive toward the negative pole?

a)

Anaphoresis

b)

Betaphoresis

c)

Megaphoresis

d)

Cataphoresis

15.

An extremely low level of electricity that mirrors the body's natural electricity impulses is known as

a)

galvanic current

b)

Tesla high-frequency current

c)

microcurrent

d)

direct current

16.

What is a thermal or hear-producing current with a high rate of oscillation or vibration that is commonly used for scalp and facial treatments?

a)

Direct ray

b)

Indirect ray

c)

Violet ray

d)

White ray

17.

An instrument producing moist, uniform heat that can be applied to the head or face is called a

a)

plastic cap

b)

heating cap

c)

steamer

d)

humidifier

18.

The distance between two successive peaks of electromagnetic waves is called

a)

frequency length

b)

wavelength

c)

low frequency

d)

wave distance

19.

Thirty-five percent of natural sunlight is made up of

a)

therapeutic light

b)

ultraviolet light

c)

visible light

d)

infrared light

20.

Ultraviolet rays, also known as cold light, make up _______percent of natural light.

a)

5

b)

10

c)

30

d)

60

21.

The type of light blocked by the ozone layer is

a)

UBA

b)

UVB

c)

UVC

d)

ULV

22.

Infrared lamps are primarily used during hair conditioning treatments and to

a)

remove wrinkles

b)

increase circulation

c)

diminish lesions

d)

process haircolor

23.

Laser is the acronym for

a)

Laser Amplification Stimulation Emission of Radiation

b)

Light Amplification Stimulation Emission of Radiation

c)

Light Advancement Synchronous with Effective Rays

d)

Laser Administered with Structured Electric Radar

24.

Removing blood vessels, disabling hair follicles, and eliminating some wrinkles may be accomplished using various _____________treatments.

a)

UVB rays

b)

UVA rays

c)

Tesla

d)

laser

25.

LED is the abbreviated version of _________, which is used in treatments to reduce acne and increase skin circulation.

a)

light-efficient diode

b)

long-electric diode

c)

light-emitting diode

d)

laser-effective desincrustation