PSI BARBERING CORE REVIEW SET ANSWERS AND
QUESTIONS SET A+
✔✔Redox - ✔✔Oxidation and reduction always occur simultaneously and referred to as
a(n) _________________ reaction
✔✔Endothermic - ✔✔What type of chemical reaction requires the absorption of energy
or heat from an external source for the reaction to actually occur
✔✔Bases - ✔✔Which of the following is an example of a pure substance
✔✔Red - ✔✔What color do acids turn blue litmus paper
✔✔Solution - ✔✔A _________________ is a stable, uniform mixture of two or more
mixable substances that is made by dissolving a solid, liquid, or gaseous substance in
another substance
✔✔Surfactant - ✔✔Which of the following allows oil and water to mix or emulsify by
reducing surface tension
✔✔Cold cream - ✔✔An example of a water-in-oil emulsion is __________.
✔✔Shampoo and conditioners - ✔✔_____________ are examples of emulsions used in
barbering services
✔✔Emulsion - ✔✔A(n) __________ is a suspension of one liquid dispersed in another
✔✔Negatively - ✔✔A(n) _________ charged ion is called an anion
✔✔Water-based - ✔✔The pH scale measure the concentration of hydrogen ions in
acidic and alkaline _____________ solutions
✔✔An acidic solution - ✔✔What does a pH below 7 indicate
,✔✔Potential hydrogen - ✔✔The letters pH denote ___________, which is the relative
degree of acidity or alkalinity of a substance
✔✔PH - ✔✔Nonaqueous solutions, such as alcohol or oil, do not have ____________
✔✔5 - ✔✔What is the average pH for hair and skin
✔✔Harden - ✔✔Acidic solutions tend to _____________ the hair
✔✔Acid-alkali neutralization - ✔✔Acid-balanced shampoos and normalizing lotions
associated with hydroxide hair relaxers work to create what type of reaction?
✔✔Quaternary ammonium compounds - ✔✔What common cationic ingredient is used
in dandruff shampoos
✔✔PH-balanced - ✔✔What type of shampoos are mild formulations designed to prevent
the stripping of haircolor from the hair
✔✔Conditioning - ✔✔________________ shampoos are formulated to make the hair
smooth and shiny to avoid damaging chemically treated hair
✔✔Detangling rinse - ✔✔An example of an instant conditioner is a:
✔✔Humectants - ✔✔Which of the following are chemical compounds that attract and
retain moisture from the atmosphere
✔✔Hair tonics - ✔✔What products are used to stimulate the surface circulation of the
scalp, remove loose dandruff or to impart manageability, shine and control to the hair?
✔✔Increase the tensile strength of the hair - ✔✔Concentrated protein conditioners are
used to ________________
✔✔Epillators - ✔✔Which of the following remove hair by pulling it out of the follicle
✔✔Mousses - ✔✔Styling aids typically consist of polymer and resin formulations that
are designed to give the hair body and texture. An example is _____________
✔✔Collagen - ✔✔Among the possible ingredients in wrinkle treatment creams are
hormones and ______________
✔✔35% - ✔✔Astringents may have an alcohol content of up to what percentage
✔✔Dryness - ✔✔Moisturizing creams are designed to treat ___________________
, ✔✔8)Blown circuit breakers - ✔✔Improperly repaired tools and appliances can result in
________________
✔✔Electric current - ✔✔A(n)_________ is the flow of electricity along a conductor
✔✔Atoms - ✔✔Electricity is a form of energy created by the flow of electrons between
___________
✔✔Occupy space or have mass - ✔✔Electricity is not matter because it does
not__________
✔✔Electrcity - ✔✔Which of the following can move through or across matter and space
✔✔Rheostat - ✔✔A(n)_________ is an adjustable resistor that is used for controlling
the current in a circuit
✔✔Watery solutions of acids and salts - ✔✔Which of the following is considered a good
conductor
✔✔Electrical pressure - ✔✔What does the volt measure
✔✔Kilowatt-hours - ✔✔The electricity in a house is measured in ______________
✔✔Fuse - ✔✔What safety device prevents the overheating of electrical wires by
preventing excessive current form passing through a circuit
✔✔Circuit breakers - ✔✔In modern electric circuits, which of the following has replaced
fuses and can be reset?
✔✔Neutral; live - ✔✔All electrical appliances must have a least (2) two electrical
connections. One connection is _________and the other is ___________
✔✔By pulling on the plug - ✔✔How should you disconnect an appliance
✔✔Metal - ✔✔Which of the following should you not touch while using an electrical
appliance
✔✔Polarity - ✔✔____________indicates the negative or positive pole of an electric
current
✔✔Iontophoresis - ✔✔What process introduces water-soluble products into the skin
✔✔Disincrustation - ✔✔During what process is galvanic current used to create a
chemical reaction that act to emulsify the sebum and waste in the pores
QUESTIONS SET A+
✔✔Redox - ✔✔Oxidation and reduction always occur simultaneously and referred to as
a(n) _________________ reaction
✔✔Endothermic - ✔✔What type of chemical reaction requires the absorption of energy
or heat from an external source for the reaction to actually occur
✔✔Bases - ✔✔Which of the following is an example of a pure substance
✔✔Red - ✔✔What color do acids turn blue litmus paper
✔✔Solution - ✔✔A _________________ is a stable, uniform mixture of two or more
mixable substances that is made by dissolving a solid, liquid, or gaseous substance in
another substance
✔✔Surfactant - ✔✔Which of the following allows oil and water to mix or emulsify by
reducing surface tension
✔✔Cold cream - ✔✔An example of a water-in-oil emulsion is __________.
✔✔Shampoo and conditioners - ✔✔_____________ are examples of emulsions used in
barbering services
✔✔Emulsion - ✔✔A(n) __________ is a suspension of one liquid dispersed in another
✔✔Negatively - ✔✔A(n) _________ charged ion is called an anion
✔✔Water-based - ✔✔The pH scale measure the concentration of hydrogen ions in
acidic and alkaline _____________ solutions
✔✔An acidic solution - ✔✔What does a pH below 7 indicate
,✔✔Potential hydrogen - ✔✔The letters pH denote ___________, which is the relative
degree of acidity or alkalinity of a substance
✔✔PH - ✔✔Nonaqueous solutions, such as alcohol or oil, do not have ____________
✔✔5 - ✔✔What is the average pH for hair and skin
✔✔Harden - ✔✔Acidic solutions tend to _____________ the hair
✔✔Acid-alkali neutralization - ✔✔Acid-balanced shampoos and normalizing lotions
associated with hydroxide hair relaxers work to create what type of reaction?
✔✔Quaternary ammonium compounds - ✔✔What common cationic ingredient is used
in dandruff shampoos
✔✔PH-balanced - ✔✔What type of shampoos are mild formulations designed to prevent
the stripping of haircolor from the hair
✔✔Conditioning - ✔✔________________ shampoos are formulated to make the hair
smooth and shiny to avoid damaging chemically treated hair
✔✔Detangling rinse - ✔✔An example of an instant conditioner is a:
✔✔Humectants - ✔✔Which of the following are chemical compounds that attract and
retain moisture from the atmosphere
✔✔Hair tonics - ✔✔What products are used to stimulate the surface circulation of the
scalp, remove loose dandruff or to impart manageability, shine and control to the hair?
✔✔Increase the tensile strength of the hair - ✔✔Concentrated protein conditioners are
used to ________________
✔✔Epillators - ✔✔Which of the following remove hair by pulling it out of the follicle
✔✔Mousses - ✔✔Styling aids typically consist of polymer and resin formulations that
are designed to give the hair body and texture. An example is _____________
✔✔Collagen - ✔✔Among the possible ingredients in wrinkle treatment creams are
hormones and ______________
✔✔35% - ✔✔Astringents may have an alcohol content of up to what percentage
✔✔Dryness - ✔✔Moisturizing creams are designed to treat ___________________
, ✔✔8)Blown circuit breakers - ✔✔Improperly repaired tools and appliances can result in
________________
✔✔Electric current - ✔✔A(n)_________ is the flow of electricity along a conductor
✔✔Atoms - ✔✔Electricity is a form of energy created by the flow of electrons between
___________
✔✔Occupy space or have mass - ✔✔Electricity is not matter because it does
not__________
✔✔Electrcity - ✔✔Which of the following can move through or across matter and space
✔✔Rheostat - ✔✔A(n)_________ is an adjustable resistor that is used for controlling
the current in a circuit
✔✔Watery solutions of acids and salts - ✔✔Which of the following is considered a good
conductor
✔✔Electrical pressure - ✔✔What does the volt measure
✔✔Kilowatt-hours - ✔✔The electricity in a house is measured in ______________
✔✔Fuse - ✔✔What safety device prevents the overheating of electrical wires by
preventing excessive current form passing through a circuit
✔✔Circuit breakers - ✔✔In modern electric circuits, which of the following has replaced
fuses and can be reset?
✔✔Neutral; live - ✔✔All electrical appliances must have a least (2) two electrical
connections. One connection is _________and the other is ___________
✔✔By pulling on the plug - ✔✔How should you disconnect an appliance
✔✔Metal - ✔✔Which of the following should you not touch while using an electrical
appliance
✔✔Polarity - ✔✔____________indicates the negative or positive pole of an electric
current
✔✔Iontophoresis - ✔✔What process introduces water-soluble products into the skin
✔✔Disincrustation - ✔✔During what process is galvanic current used to create a
chemical reaction that act to emulsify the sebum and waste in the pores
