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chapter 7 esthetics
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
Liquids have definite weight and volume but NOT
shape
chemistry
size
texture
2
Which of the following have a positive electrical charge and identify the atom
Ions
Neutrons
Protons
Electrons
3
Which of the following is created by chemically uniting two different elements
Compound
Atom
Element
Molecule
4
The center of the atom is known as the
Protons
Neutrons
Nucleus
Electrons
5
When positive and negative ions join, they are held together by
Ionic Bond
Oxidation-reduction reaction
Compound
Covalent Bond
6
Basic units of matter that can't be broken down into simpler substances by chemical reaction
Neutrons
Atoms
Elements
Electrons
7
Two or more compounds blended physically is called a(n):
Suspension
Solution
Emulsion
Mixture
8
The unifying concept used to organize elements and their similarities is called
Atomic Number
Periodic Table
Periodic Law
Element
9
Which common product is an emulsion used to impart emolliency and moisture to the skin?
Powder
Emulsifier
Ointment
Lotion
10
Matter with definite weight, but indefinite volume and shape are
Particles
Liquids
Gases
Solids
11
What is the scientific study of matter called?
Anatomy
Biochemistry
Histology
Chemistry
12
Which cosmetic product is formed when 2 or more non-mixable substances unite with a binder
Emulsion
Saturation
Suspension
Aerosol
13
Ingredients used to prevent skin inflammation & free radical damage are called
comedogenics
hypoallergenics
antioxidants
antibacterials
14
Acids or bases used to adjust the desired pH of a product are called
pH adjustors
Comedogenic
Active Ingredients
Non-comedogenic
15
The process of a solid or gas changing states without becoming a liquid
Chemical Change
Sublimation
Physical Change
Energy
16
Which of the following is known as the universal solvent?
acid
salt
water
alcohol
17
The chemical behavior of an atom depends mostly on the
Number of electrons in outermost shell
Number of neutrons
Number of protons and neutrons
Number of protons
18
Anything that occupies space is called
Combustion
Matter
Energy
Chemistry
19
Change in a substance that creates a new substance w/ different characteristics from original
Chemical Structure
Physical Change
Phase Change
Chemical Change
20
All of the following statements are true about the pH scale EXCEPT:
pH scale describes degree of acid/alkaline
pH scale is logarithmic
acids range from 0-4
ph scale ranges from 0-14
21
Which of the following has the ability to bind a range of organic and inorganic matter to water
Fatty Acids
Emollients
Surfactants
Humectants
22
Chemistry that deals with matter that was never living and does not contain carbon
Biochemistry
Active Chemistry
Organic Chemistry
Inorganic Chemistry
23
A professional is to use products that will maintain the acid balance of the skin at
6.5-7.5
4.5-5.5
acid
2.5-3.5
24
Which of the following are used to increase the thickness of a product and provide moisture
Emollients
Humectants
Fatty Alcohols
Surfactants
25
Which of the following have a negative electrical charge
Protons
Neutrons
Elements
Electrons
