Duplicate of CHEMISTRY/ELECTRICITY

Question 1

Calamine lotion would fall under which cosmetic classification?

Accepted Answer

suspension

Question 2

On the pH scale, numbers less than 7 indicate a(n):

Accepted Answer

acidic solution

Question 3

The chemical symbol for carbon is:

Accepted Answer

C

Question 4

All matter that is now living or was alive at one time, with carbon present:

Accepted Answer

organic chemistry

Question 5

When amino acids combine to form the protein of the hair:

Accepted Answer

they take on a spiraling configuration

Question 6

Light, heat, chemical and magnetic changes are all produced by:

Accepted Answer

electricity

Question 7

Which treatment infuses water-based products for deeper penetration into the skin?

Accepted Answer

iontophoresis

Question 8

Electrons travel on a closed path, called a:

Accepted Answer

circuit

Question 9

Water molecules have two hydrogen atoms and one:

Accepted Answer

oxygen atom

Question 10

Which of the following statements is true of visible light?

Accepted Answer

waves hit an object and are either absorbed or reflected

Question 11

Which following cosmetic classification requires sifting until free-of gritty particles?

Accepted Answer

powder

Question 12

What changes alternating current to direct current?

Accepted Answer

rectifier

Question 13

Fires in electrical circuits can occur if:

Accepted Answer

too many appliances use the same wall socket

Question 14

What is the timing guideline when using galvanic current for a sensitive skin treatment?

Accepted Answer

3-5 minutes

Question 15

Cleaning the hair and scalp and removing all foreign matter:

Accepted Answer

shampooing

Question 16

Materials that do not allow a current to pass through them are called:

Accepted Answer

insulators

Question 17

Which type of light can be broken into its individual wavelengths by a prism?

Accepted Answer

white

Question 18

The electrode that is negatively charged during an electrotherapy treatment is known as a(n):

Accepted Answer

cathode

Question 19

Which conditioner penetrates into the damaged hair shaft and deposit proteins into the cortex?

Accepted Answer

body-building conditioner

Question 20

What is the name given to purifying water by passing it through a porous substance?

Accepted Answer

filtration

Question 21

Can occur when a foreign conductor comes in contact with wire carrying current to an appliance:

Accepted Answer

short circuit

Question 22

Which of the following shampoos would NOT be used for chemically treated or damaged hair?

Accepted Answer

plain shampoo

Question 23

Before using ultraviolet light on a client, the skin or scalp should be:

Accepted Answer

cleansed

Question 24

Amino acids that create proteins are linked together end to end by:

Accepted Answer

peptide bonds

Question 25

Another name for microcurrent is:

Accepted Answer

sinusoidal

Question 26

The atomic number of a particular element indicates:

Accepted Answer

the number of protons in a single atom

Question 27

The term used to identify anything that occupies space and has weight is called:

Accepted Answer

matter

Question 28

Carbon, oxygen, hydrogen and nitrogen form the basis of:

Accepted Answer

amino acids

Question 29

Basic substances that cannot be broken down into simpler substances are called:

Accepted Answer

elements

Question 30

Atoms have three main parts: protons, neutrons and:

Accepted Answer

electrons

Question 31

The process of forcing an acid or alkali into the skin by applying current to the chemical:

Accepted Answer

phoresis

Question 32

Which rinse adheres to the hair shaft, leaving hair easier to comb and handle?

Accepted Answer

cream rinse

Question 33

Which of the following conditions is an example of chemical change?

Accepted Answer

oxygen and hydrogen combining to form water

Question 34

High-frequency current is alternating current that can produce heat and is also known as:

Accepted Answer

tesla

Question 35

A substance that is able to dissolve another substance is called a(n):

Accepted Answer

solvent

Question 36

Mixtures of fats and oils converted to fatty acids by heat and then purified:

Accepted Answer

soap

Question 37

Matter with definite weight and volume but no definite shape is called:

Accepted Answer

liquid

Question 38

A unit of electric resistance is called a(n):

Accepted Answer

ohm

Question 39

Putting a sodium hydroxide relaxer under a hair dryer:

Accepted Answer

could destroy the protein structure

Question 40

1,000 watts =

Accepted Answer

1 kilowatt

Question 41

What is the side bond that is of the greatest concern to the salon professional?

Accepted Answer

disulfide bond

Question 42

Two or more of the same atoms joined together by a chemical bond is a(n):

Accepted Answer

molecule

Question 43

The scientific study of matter and the physical and chemical changes of matter is known as:

Accepted Answer

chemistry

Question 44

The instructions on a product state to shake well before use, indicating the product is a(n):

Accepted Answer

suspension

Question 45

The type of rinse used to control minor dandruff and scalp conditions is a:

Accepted Answer

medicated

Question 46

What is used for hair that has been damaged by chemicals or heat styling?

Accepted Answer

conditioner

Question 47

Materials that best transport electricity are called:

Accepted Answer

conductors

Question 48

The direct current used in electrotherapy treatments is:

Accepted Answer

galvanic

Question 49

In what pH range is skin and hair?

Accepted Answer

4.5 to 5.5

Question 50

A volt is a unit of electric:

Accepted Answer

pressure

Question 51

Distilled water with a pH of 7 is considered:

Accepted Answer

neutral

Question 52

Protons have which type of electrical charge?

Accepted Answer

positive

Question 53

Two common sources of electric current are generators and:

Accepted Answer

batteries

Question 54

All of the following statements regarding pH are true EXCEPT:

Accepted Answer

values below 7 indicate more alkalinity

Question 55

What color does red litmus paper turn when placed in an alkali?

Accepted Answer

blue

Question 56

Electric current in a conductor causes heat by:

Accepted Answer

increasing the resistance in the line

Duplicate of CHEMISTRY/ELECTRICITY

Questions 56

Duplicate of CHEMISTRY/ELECTRICITY

Questions 56