Chapter 21 Review questions & Answers
(Latest 2025 )
Why do people color their hair? - CORRECT ANSWERS ✔✔to cover
up gray hair, enhance an existing color, create a fashion statement/ self
expression, correct unwanted tones, accentuate a particular haircut
How does the hair's porosity affect hair color? - CORRECT ANSWERS
✔✔hair with high porosity accepts haircolor faster than hair with a
low porosity
How many types of melanin are found in the hair? Describe each -
CORRECT ANSWERS ✔✔eumelanin- black and brown colors
pheomelanin-blond and red colors
mixed melanin-a combination of natural hair color that contains both
pheomelanin and eumelanin
What are levels? What does the level system help you determine when
formulating hair color? - CORRECT ANSWERS ✔✔the unit of
measurement used to identify the lightness or darkness of a color, it
will help you identify how many levels you need to move to get from
point a to point b
Name the primary, secondary, and tertiary colors. - CORRECT ANSWERS
✔✔primary- yellow, blue, red
secondary-orange, green, violet
, Chapter 21 Review questions & Answers
(Latest 2025 )
tertiary-yellow orange, yellow green, blue green, blue violet, red violet,
red orange
What is the role of tone and intensity in hair color? - CORRECT
ANSWERS ✔✔tone is the balance of color, intensity is the strength
of a color
What are the categories of hair color? Briefly describe each one -
CORRECT ANSWERS ✔✔temporary- creates bold fun results and
easily shampoos from the hair
semipermanent haircolor-introduces a client to haircolor services, adds
subtle color results, tones pre lightened hair
demipermanent haircolor- blends gray hair, enhances natural color,
tones pre-lightened hair, refreshes faded color, filler in color correction
permanent haircolor- changes existing haircolor, covers gray, creates
bright or natural looking haircolor changes
How does hydrogen peroxide developer work in a hair color formula? -
CORRECT ANSWERS ✔✔when mixed with an oxidation haircolor,
supplies the necessary oxygen gas to develop the color molecules and
create a change in natural hair color
What are 5 key questions to ask when formulating a hair color? -
CORRECT ANSWERS ✔✔1. looking for a temporary or permanent
change?
(Latest 2025 )
Why do people color their hair? - CORRECT ANSWERS ✔✔to cover
up gray hair, enhance an existing color, create a fashion statement/ self
expression, correct unwanted tones, accentuate a particular haircut
How does the hair's porosity affect hair color? - CORRECT ANSWERS
✔✔hair with high porosity accepts haircolor faster than hair with a
low porosity
How many types of melanin are found in the hair? Describe each -
CORRECT ANSWERS ✔✔eumelanin- black and brown colors
pheomelanin-blond and red colors
mixed melanin-a combination of natural hair color that contains both
pheomelanin and eumelanin
What are levels? What does the level system help you determine when
formulating hair color? - CORRECT ANSWERS ✔✔the unit of
measurement used to identify the lightness or darkness of a color, it
will help you identify how many levels you need to move to get from
point a to point b
Name the primary, secondary, and tertiary colors. - CORRECT ANSWERS
✔✔primary- yellow, blue, red
secondary-orange, green, violet
, Chapter 21 Review questions & Answers
(Latest 2025 )
tertiary-yellow orange, yellow green, blue green, blue violet, red violet,
red orange
What is the role of tone and intensity in hair color? - CORRECT
ANSWERS ✔✔tone is the balance of color, intensity is the strength
of a color
What are the categories of hair color? Briefly describe each one -
CORRECT ANSWERS ✔✔temporary- creates bold fun results and
easily shampoos from the hair
semipermanent haircolor-introduces a client to haircolor services, adds
subtle color results, tones pre lightened hair
demipermanent haircolor- blends gray hair, enhances natural color,
tones pre-lightened hair, refreshes faded color, filler in color correction
permanent haircolor- changes existing haircolor, covers gray, creates
bright or natural looking haircolor changes
How does hydrogen peroxide developer work in a hair color formula? -
CORRECT ANSWERS ✔✔when mixed with an oxidation haircolor,
supplies the necessary oxygen gas to develop the color molecules and
create a change in natural hair color
What are 5 key questions to ask when formulating a hair color? -
CORRECT ANSWERS ✔✔1. looking for a temporary or permanent
change?
