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Electricity and Chemistry
Electricity and Chemistry
52 terms
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1
artifical light rays are produced by using an electrical apparatus called:
heat lamps
therapeutic lamps
magnifying lamps
short wave lamps
2
organic chemistry is the study of all substances containing:
nitrogen
hydrogen
carbon
sulfur
3
anything that occupies space, has physical and chemical properties and exist in solid,liquid, gas forms is known as:
compounds
matter
organic substance
elements
4
the branch of chemistry which deals with substances that do not contain carbon is called:
inorganic chem.
atomic chem
organic chem
molecular chem
5
a combination of substance that are held together by physical rather than chemical ties is called a:
mixture
solvent
compound
synthesis
6
the negative or positive state of an electric current is known as:
negativity level
electrode
polarity
modality
7
an apparatus that conducts the electric current from the machine to the clients skin is called:
rectifier
modality
electrode
converter
8
an insultor or ___ is a substance that does not easily transmit electricity
nonconductor
water
vaporizer
metal
9
the smallest particle of an element that still retains the properties of that element is the:
electron
neuron
atom
proton
10
the faradic current improves muscle tone and removes ___
waste products
natural oils
acne vulgaris
dandruff
11
sodium chloride is commomly known as
soft water
bath soap
table salt
disstilled water
12
temporary mixtures of two kinds of matter are:
mixtures
suspensions
solutions
emulsions
13
if a product has a pH of 8.9, it is considered
alkaline
neutral
acid
balanced
14
there are about __ naturally occuring elements, each with its own distinctive physical/chemical properties
70
20
90
5
15
the formation of a new product by uniting two or more elements is known as:
a solute
an emulsion
a solution
a compound
16
another name for the tesla high frequency current is the:
violet ray
indirect ray
direct ray
white ray
17
the unit for measuring the resistance of an electric current
ohm
ampere
watt
18
the sinusoidal current supplies greater __, deeper penetration, and is less irritqating than the faradic current
insulation
irritation
manipulation
stimulation
19
tesla frequency should not be used on clients who are: pregnant, have a pacemaker, high blood pressure, epileptic, etc
true
false
20
___ is the unit that measures the pressure/force that pushes the flow of electrons forward through a conductor
ohm
amphere
volt
watt
21
ultraviolet rays make up _% of natural light and are also known as cold rays
30
5
15
90
22
the current which is characterized by a high rate of oscillation or vibration is called
faradic
galvanic
sinusodal
tesla high-frequency
23
substances that cannot be reduced any simpler are called:
solutes
elements
gases
bases
24
liquids that mix easily are known as
compatible
immiscible
miscible
incompatible
25
infared rays are normally applied with the lamp at a distance of at least __ from the skin
25 inches
15 inches
20 inches
30 inches
26
when two or more atoms are joined together chemically, a ___ is created
molecule
electron
atom
neuron
27
a permanent mixture of two or more substances that are united with the aid of a binder is an:
ointment
suspension
emulsion
solution
28
__ is a sweet, colorless, oily substance formed by the decomposition of oils, fats, or fatty acids
glycerine
ammonia
alcohol
silicone
29
the process of introducing water-soluble oroducts into the skin with the use of electric current is known as:
desincrustration
megaphoresis
cataphoresis
iontophoresis
30
pure water with a pH of 7 is
alkaline
acid
netural
balanced
31
oxidation reduction reactions are also known as
credox
lodox
redox
exothermia
32
in creating a solution, the liquid used to dissolve a substance is called the
solvent
suspension
solute
emulsion
33
an alteration of the properties of a substance without the formation of a new substance is a
compound
mixture
physical change
chemical change
34
lighting a match is an example of
neutralization
retardation
slow oxidation
rapid oxidation
35
the most commonly used modality is the:
anode
cathode
electrode
galvanic current
36
__ organic compounds are two or more elements combined chemically that contain carbon and evaporate very quickly
liquescent
volatile
resolute
weighty
37
___ are substances used to neutralize acids or raise pH of hair
silicones
alkanolamines
alcohols
ammonias
38
the letter symbol for lead is
Fe
Pb
O
S
39
safety devices that prevent the overheating of electric wires are known as:
fuses and conductors
fuse and buster
circuit breakers and volts
fuses and circuit breakers
40
the head surfactant molecule is ___, which means water loving
oilphilic
aquaphilic
lipophilic
hydrophilic
41
a molecule is formed by joining two or more ___ chemically
atoms
neurons
protons
anions
42
__ forces acidic substances into deeper tissues using galvanic current from the positive toward the negative pole
betaphoresis
cataphoresis
megaphoresis
anaphoresis
43
the unit used for measuring how much electric energy is being used in one second is:
amphere
volt
watt
ohm
44
the pH of normal hair is
6.5
7
5
3
45
what type of chnage occurs when ice melts and becomes water
chemical
physical
reactive
soluble
46
the seperating of a substance into ions is known as
decomposition
ionization
cation
deionization
47
when two or more elements combine chemically, they form a new substance called
a mixture
suspension
compound
solution
48
what electrical term is abbreviated as AC?
alternating current
active current
anaphoresis current
ampere current
49
the unit used for measuring the strength of an electric current is:
watt
ohm
amphere
volt
50
another name for alkalies is:
metals
nonmentals
bases
foundations
51
the tail of a surfactant molecule is ___, meaning oil loving
hydrophilic
oilophilic
lipophilic
aquaphilic
52
a preparation made by dissolving liquid, solid, or gas into another substance is
an emulsion
an ointment
a solution
a suspension