A
From the list, which has/have definite weight and volume but no definite shape:
hair, lotion, ice cubes, or oxygen
What is lotion?
The scientific study of matter and the physical and chemical changes of matter
Most skin care products used by estheticians and clients are (BLANK).
Gels, soaps, mixtures, or powders.
What are mixtures?
This ingredient is listed as the primary ingredient on many skin care products
What is water?
TRUE OR FALSE: Clay, peel off, and thermal masks are all examples of non-setting masks
Which of the following is NOT an example of a physical change:
breaking a glass, iron changing to rust, performing a haircut, or performing a thermal style
What is iron changing to rust?
An ingredient used in skin care products to cover (mask) odor of raw ingredients
What is fragrance?
The instructions on a product state to shake well before use, which indicates the product is a(n)
What is a suspension?
The three major biochemical compound groups in the body
What are proteins, lipids, and carbohydrates?
The mechanical or chemical process of removing superficial dead skin
What is exfoliation?
The process when a substance gains an electron and oxygen is released
What is reduction?
The way most emulsions that are used in the industry are classified
What is oil-in-water?
When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered (BLANK)
What is neutral?
Basic substances that cannot be broken down into simpler substances
What are elements?
Functional ingredients used to remove oil and/or dirt; are also known as a cleaning agent
What is surfactants?
Ingredients responsible for producing the desired effect
What are performance ingredients?
Mixtures of fats and oils converted to fatty acids by heat and then purified fall under this cosmetic classification
What are soaps?
A pH of 5 is how many times more acidic than a pH of 6
What is 10?
The 3 main parts of an atom:
What are protons, neutrons and electrons?
Acids or bases used to alter the desired pH balance level in a product
What are pH adjusters?
True or False: Brighteners are naturally derived ingredients that help brighten hyperpigmented skin and slow the production of hyperpigmentation.
What is TRUE?
Eye gel, serum and neck cream are examples of products used to (BLANK)
What is treat?
pH balanced refers to a product that ranges from a pH of:
What is 4.5 to 5.5?
Red litmus paper turns (BLANK) when placed in an alkali.
What is blue?
Sunscreen that protects against both UVA & UVB
What is broad spectrum?