Which of the following is TRUE when salt is dissolved into water>

Salt is the solute and water is the solvent

The effects of cosmetics and beauty products are based on which of the following?

How the body reacts to chemicals

Which of the following is TRUE of a galvanic current?

It has a positive and negative pole

a substance that dissolved in a solution

Why should beauty professionals study and have a thorough understanding of chemistry?

Every product used in beauty and wellness contains some type of chemical

Why is understanding pH important for the beauty and wellness professional?

Because it affects the hair, skin, and nails

The electromagnetic spectrum is the name given to ________.

all of the forms of energy that exist

In order to practice good electrical safety, ALWAYS _______.

disconnect appliances when they are not in use

What does a watt measure?

how much electric energy is being used in one second

Which of the following types of effects does electricity exhibit?

magnetic, thermal, and chemical

What did the Safety Data Sheet (SDS) replace?

The Material Safety Data Sheet (MSDS)

Which of the following is TRUE of all liquids?

They are either miscible or immiscible

Why should ammonia never be mixed with bleach?

It creates a potentially deadly gas

A substance that dissolves a solute and makes a solution

For which of the following would microcurrent be MOST useful?

reducing redness and inflammation

When mixing chemicals, one should ______.

using a measuring device, such as a measuring cup or spoon

Which of the following is TRUE of electricity?

It does not occupy space or have mass

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Foundations 6-7: Chemistry and Electricity

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Questions 68

Answers

1
SDS are designed for ________.
use only by managers
everyday use
use only by new employees
use in an emergency
2
In which of the following locations would GFI MOST likely be required?
a bedroom
an office building
a bathroom
a basement
3
Which of the following is TRUE when salt is dissolved into water>
Salt is the solute and water is the solvent
Salt and water are both solvents
Water is the solute and salt is the solvent
Salt and water are both solutes
4
Which of the following is an example of a conductor?
tap water
cement
glass
rubber
5
The overexposure principle is used to describe how overexposure determines _____.
toxcitity
safety
tolerance
immunity
6
Which of the following types of energy is most likely associated with nuclear power plants?
radio waves
gamma rays
X-rays
microwaves
7
The effects of cosmetics and beauty products are based on which of the following?
How favorably the new styles compares with the old
How the body reacts to chemicals
How pleased and beauty professionals is with the results
How friends and family members react to a new look
8
Which of the following is TRUE of a galvanic current?
It does not produce a chemical change
It is a broken, inconsistent current
It is an indirect current
It has a positive and negative pole
9
What is a solute?
A stable physical mixture of two or more substances
a substance that dissolves a solvent and makes a solution
a liquid capable of being mixed to form a stable solution
a substance that dissolved in a solution
10
Which of the following BEST describes a carcinogen?
a substance that causes cancer
a material that is very easy to ignite
a material capable of igniting or burning
a substance made of carbon
11
Light therapy is also known as ______.
radiotherapy
phototherapy
heat therapy
laser therapy
12
Which of the following is an example of a chemical change?
exposed metal rusting
ice melting to become water
liquid nail polish hardening
water evaporating into the air
13
Why should beauty professionals study and have a thorough understanding of chemistry?
It is unrelated to the safe operation of a salon, spa, or barbershop
Chemistry experiments are often regular practice at salons
Every product used in beauty and wellness contains some type of chemical
Clients often quiz beauty professionals on this important knowledge
14
Which of the following were the first surfactants?
motor oils
nail polishes
soaps
cooking oils
15
Why is understanding pH important for the beauty and wellness professional?
Because it is directly related to income potential
Because it affects the hair, skin, and nails
Because employers require it
Because it is essential for passing all exams.
16
All acids owe their chemical reactivity to ______.
alkalis
oxygen
the hydrogen ion
overexposure
17
An electrode is used as an applicator for directing electric current from an electrotherapy device to the client skin.
True
False
18
Which type of light prompts the skin to produce beneficial vitamin D?
infrared light
fluorescent light
ultraviolent light
galvanic light
19
Which of the following is an example of an electrical safety device that you may encounter when working in a salon?
a conductor
an alternating current
an ampere
a circuit breaker
20
Creams, lotions, masks, and makeup contain chemicals whether they come from natural sources or manufactured ingredients.
False
True
21
Which of the following is the simplest form of chemical matter?
a gas
a chemical
an element
a liquid
22
When immiscible liquids are combines, they form _____.
solutions
stable liquids
suspensions
miscible liquids
23
How does energy move through space?
mechanically
electromagnetically
in waves
by physical force
24
The electromagnetic spectrum is the name given to ________.
all forms of energy except for X-rays
all of the forms of energy that exist
all forms of energy except gamma rays
all forms of microwaves
25
Which of the following is Tesla high-frequency current used for?
decreasing skin metabolism
decreasing elimination and absorption
improving germicidal action
slowing blood circulation
26
In order to practice good electrical safety, ALWAYS _______.
disconnect appliances when they are not in use
twist electrical cords to protect against a short circuit
attempt to repair electrical appliances when they malfunction
attempt to clean around electrical outlets while equipment is plugged in
27
Which of the following is TRUE of solutions?
They are surfactants
They are immiscible
They are usually a solid color
They are stable mixtures
28
What does a watt measure?
the resistance of an electric current
the pressure or force that pushes electric current through conductor
the strength of an electric current
how much electric energy is being used in one second
29
Which of the following types of effects does electricity exhibit?
magnetic and thermal
magnetic
magnetic and chemical
magnetic, thermal, and chemical
30
The 3rd circular electrical connection on a three-prong plug is called a _____.
grounding pin
fuse
ground fault interrupter
circuit breaker
31
What did the Safety Data Sheet (SDS) replace?
The Occupational Safety and Health Administration (OSHA)
the National Institutes of Health (NIH)
The Material Safety Data Sheet (MSDS)
The Environmental Protection Agency (EPA)
32
Which of the following is TRUE of all liquids?
They are immiscible
They are either miscible or immiscible
They are both miscible and immiscible
They are miscible
33
Which percentage of natural sunlight is visible, making up the visible spectrum of light?
35%
70%
10%
95%
34
Why should ammonia never be mixed with bleach?
It dries out the skin excessively
It "discolors" more than it lightens
they become unpredictable in their use
It creates a potentially deadly gas
35
What is TRUE of a wire that is not large enough to carry the electrical current passing through it?
It will not power the device
It will electrocute th euser
It will overheat
It will save energy
36
What is a solvent?
a substance dissolved into a solution
A stable physical mixture of 2 or more substances
A substance that dissolves a solute and makes a solution
a liquid not capable of being mixed to form a stable solution
37
The use of electrical currents to treat the skin is called?
electrode
electrolysis
electrouction
electrotherapy
38
Which of the following reactions can be expected when using anaphoresis?
a stimulation of nerves
a closing of pores
a hardening of tissues
an decrease in blood supply
39
For which of the following would microcurrent be MOST useful?
removing the natural protective barrier of the skin
reducing redness and inflammation
slowing healing time for acne lesions
decreasing muscle tone
40
Everything can touch and everything you can see is matter EXCEPT ________.
liquids and gases
living and once-living bodies
chemicals and powders
light and electricity
41
Which of the following is TRUE of ultraviolent light?
It is hot light
It slows chemical reactions
It is invisible
It has a ling wavelength
42
Electricity use impacts ____ of the services that beauty professionals offer their clients.
most
a small handful
all
about half
43
When mixing chemicals, one should ______.
Avoid rooms or areas that are well ventilated
using a measuring device, such as a measuring cup or spoon
never use secondary containers, such as spray bottles
add the water to the chemical, not the other way around
44
Which of the following is TRUE of electricity?
It occupies space, but has no mass
It has mass, but occupies no space
It occupies space and has mass
It does not occupy space or have mass
45
Which of the following is TRUE of infrared light?
It is a bluish light
It produces heat
It is visible to the eye
It is galvanic
46
Which of the following is an example of a compound molecule?
pure nitrogen
the oxygen we breathe
the ozone layer
common table salt
47
For which of the following purposes would acids mist likely be used?
to exfoliate the skin
to swell the hair
to raise the pH of products
to soften calloused skin
48
Why is copper used in electrical wiring and electrical motors?
It provides safeguards against electrocution
It is inexpensive
It is a good conductor
It is a good insulator
49
Of all the elements known to science today, how many occur naturally on Earth?
18
98
89
19
50
Which of the following is a good example of an insulator?
steel
tap water
copper
wood
51
Which of the following reactions can be expected when using cataphoresis?
a softening of tissues
a closing of pores
a increase in blood supply
a stimulation of nerves
52
What does an oxidizing agent do?
absorbs oxygen
increases oxygen
releases oxygen
nullifies oxygen
53
Which of the following should you do if you receive a light shock sensation while using an electrical appliance?
Attempt to repair the appliance immediately
Give the appliance a short break before using it again
Unplug the appliance from the wall
Continue using the appliance with caution
54
Any substance that occupies space and has weight is ______.
matter
a chemical
a beauty product
potentially dangerous
55
What accompanies the rapid oxidation of a substance during combustion?
an endothermic reaction
an ionization of the substance
neutralization
the production of heat and light
56
Which of the following measures the resistance of electrical current?
a volt
a watt
an ampere
an ohm
57
A condition that prohibits certain treatments is called a ______.
cathode
contraindication
catalyst
conductor
58
Why is grounding important?
It turns direct current into alternating current
It prevents downed wires in storms
It turns conductors into nonconductors
It protects against electrical shock
59
Which of the following is TRUE of alternating current?
It is a rapid, interrupted current
It is produced by chemical means
It is most often found in batteries
It travels in only one direction
60
Which of the following is TRUE of products that are incompatible?
they should never be used on clients
they are always considered dangerous
they can be safely mixed with proper precautions
No 2 should be stored next to each other
61
The pH scale is used to measure ______.
overexposure and underexposure
levels of carbon dioxide
levels of oxygen
acidity and alkalinity
62
Which of the following BEST differentiates a positive electrode from a negative electrode?
Positive electrode has no charge; negative electrode does
Positive electrode has an electric charge; the negative does not
Positive is called a cathode; negative is called an anode
Positive is called an anode; negative is called cathode
63
pH is an abbreviation for ______.
probable H2O
pure hydrochloric acid
productivity high
potential hydrogen
64
Which of the following is TRUE of the poles of an electric current?
They are either left or right
they are either positive or negatice
They are either conductive or nonconductive
They are either direct of alternating
65
What does a reducing agent do?
adds oxygen to a chemical compound
subtracts nitrogen from a chemical compound
subtracts hydrogen from a chemical compound
adds hydrogen to a chemical compound
66
How many elements are known to science today?
108
81
18
118
67
Which of the following is TRUE of fluorescent light?
It is a yellow-gold light
It is cooler than natural sunlight
It is a type of incandescent light
It is warmer than natural sunlight
68
_____ are the basic units of matter.
Atoms
Neutrons
Protons
Electrons

Foundations 6-7: Chemistry and Electricity Flashcards | StudBud