Electricity&electrical Safety

Question 1

Aka insulator/ a material that does not transmit electricity

Answer 1

Nonconductor

Question 2

Abbreviated as AC/a rapid and interrupted current/ flowing first in one direction and then in the opposite direction/ produced by mechanical means and changes directions 60 times per second

Answer 2

Alternating current

Question 3

Is an apparatus that changes alternating current to direct current

Answer 3

Rectifier

Question 4

Abbreviated as A/AKA amp/ a unit that measures the strength of an electric current

Answer 4

Ampere

Question 5

Abbreviated as mA/ is 1/1,000 of an ampere

Answer 5

Milliampere

Question 6

The current used for facial and scalp treatments is measured in____/ an ampere current would be much too___

Answer 6

Milliamperes/strong

Question 7

If used for facials and scalp treatments, an ___ current would damage the skin or body

Answer 7

Ampere

Question 8

Abbreviated as O/ unit that is measures the resistance of an electric current

Answer 8

Ohm

Question 9

Abbreviated as W/ is a unit that measures how much electric energy is being used in one second.

Answer 9

Watt

Question 10

A 40-watt lightbulb uses 40 watts of energy per

Answer 10

Second

Question 11

If excessive current passes through a circuit or a fuse, the ___\ turns off the circuit to prevent overheating

Answer 11

Circuit breaker

Question 12

Is designed to protect from electrical shock by interrupting a household circuit when there is a leak in the circuit

Answer 12

Ground fault interrupter (GFI)

Question 13

It is important that you take signs of wear and tear seriously and __ or __ using appliances or outlets as soon as you notice these signs

Answer 13

Replace/ discontinue

Question 14

If you drop an electrical appliance in water…

Answer 14

If outlet is GFI protected, you can unplug from wall.

Do not have one hand in water and one at the outlet

Question 15

Never use and appliance that has been

Answer 15

Dropped in water

Question 16

Currents used in electrical facial and scalp treatments are called

Answer 16

Modalities

Question 17

Aka a probe/ an applicator for directing electric current from an electro therapy device to the client’s skin

Answer 17

Electrode

Question 18

Refers to the likes of an electric current, either positive or negative

Answer 18

Polarity

Question 19

Positive electrode is called an

Answer 19

Anode

Question 20

The anode is usually _ and marked with a P or a plus sign

Answer 20

Red

Question 21

The main modalities used in beauty and wellness services are

Answer 21

Galvanic current, micro current, and Tesla high frequency current

Question 22

Is the process of using water soluble products into the skin with the use of electric current, such as the use of the positive and negative poles of a galvanic machine

Answer 22

Iontophoresis

Question 23

Is an extremely low level of electricity that mirrors the body’s natural electrical impulses

Answer 23

Microcurrent

Question 24

Infrared red light, visible light, and ultraviolet light used for light therapy services

Answer 24

Light waves

Question 25

Each type of energy has its own

Answer 25

Wavelength

Question 26

The distance between successive peaks of electromagnetic waves

Answer 26

Wavelength

Question 27

Is the part of the electromagnetic spectrum that can be seen

Answer 27

Visible light

Question 28

The visible spectrum of light makes up only ___% of natural sunlight

Answer 28

35

Question 29

Natural sunlight is made up of 3 types of light

Answer 29

Visible light-35% Invisible infrared-60% Unviable ultraviolet-5%

Question 30

Is often called the burning light because it’s most associated with sunburns/excessive use of both uva and uvb can cause skin cancers

Answer 30

Ultraviolet B (uvb)

Question 31

Blocked by the ozone layer/often is effective at killing bacteria viruses mold and other pathogens

Answer 31

Ultraviolet c (uvc)

Question 32

Substances that speed up chemical reactions

Answer 32

Catalysts

Question 33

Aka phototherapy/application of light rays to the skin for the treatment of wrinkles, capillaries, or pigmentation or for hair removal

Answer 33

Light therapy