Esthiology Science/Chemistry

Why is skin a solid?

On a pH scale, numbers greater than 7 indicate a(n):

Liposomes, microsponges and hydrogels all fall under what delivery system?

Eye gel, serum and neck cream are examples of products used to:

Which of the following conditions is an example of chemical change?

Moisturizers that have a lighter consistency with high water content fall under what type of product?

What is the number one cause of skin cancer and premature aging?

A bond uniting two amino acid groups that create proteins are:

Basics substances that cannot be broken into simpler substances are called:

All of the following statements about emollients are true EXCEPT:

Examples of an emulsion include:

When two hydrogen atoms combine with 1 oxygen atom, the result is a water molecule, which is a(n):

Atoms have three main parts: protons, neutrons and:

Products that are produced using ingredients that have been grown without pesticides, herbicides or genetic mods. are:

The atomic number of a particular element indicates:

Which cosmetic ingredient helps to prevent moisture loss?

Water freezing and becoming ice is an example of what type of change?

Protons have which type of electrical charge?

Atoms that are not missing any electrons in their outer shell and are considered electrically neutral are called:

All matter that isn’t alive, has never been alive & doesn’t contain carbon, like rocks, water & minerals is the study of

In the process of making a glass of kool-aid, what would the powder mix represent?

Due to weight concentration, what ingredient is often listed first on a cosmetic product label?

SPF testing is based on which type of UV rays?

The term used to identify anything that occupies space and has weight is called:

Which ingredient listed below is compatible with both water and oil?

When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered:

Ingredients that are designed to dissolve keratin proteins on the surface of the skin are called:

How are ingredients listed on a product label?

What step in the basic skin care regime is specifically designed to remove dirt, oil, makeup & environmental pollutants?

Two or more atoms joined together by a chemical bond is a(n):

A simple unit of a carbohydrate is called:

Which of the following ingredients are likely to block or clog the pores and contribute to papules and pustules?

Acids or base used to alter the desired product pH level are called:

Which element is the most abundant in the earths crust & the 2nd most abundant element in the earths atmosphere

Mixtures of two or more kinds of molecules, having a tendency to separate when left standing, are known as:

What kind of substance does pH indicate the acidity or alkalinity of?

Matter with definite weight and volume but no definite shape is called:

Which government agency is responsible for regulating cosmetics in the U.S.?

Which of the following terms means two or more kinds of molecules that are not able to be mixed?

Mixtures of fats & oils converted to fatty acids by heat, then purified is which of the listed cosmetic classifications?

To reduce free radicals and protect delicate skin, advise your client to use products that contain:

Mixtures of organic substances and a medicinal agent are:

A solid is defined as:

Which delivery system requires friction to release the performance ingredients?

Products that can be sold directly to a consumer without a prescription from a healthcare professional are known as?

The chemical symbol for a carbon is:

Which of the following are vegetable, mineral or pigment dyes that are added to products to enhance their appearance?

Which performance ingredient would be beneficial for improving skin tone and texture, reduce dead skin cell buildup?

Acids tend to taste:

Why do unstable atoms seek other atoms with which they share electrons?

What is a negatively charged ion called?

When a substance gains an electron and oxygen is released, the process is called:

What is formed when two or more non-mixable substances are united with the help of a binder?

Masks with the primary purpose of absorbing excess oil, tightening & refining the pores & aiding in preventing clogging:

All matter that is now living or was alive at one time, with carbon present, falls within the scientific division of:

What is is called when a substance loses an electron and oxygen is acquired?

What is the smallest complete unit an element?

The science study of matter and the physical and chemical changes of matter is known as:

How does the patch delivery system administer performance ingredients?

All of the following statements regarding the pH scale are true EXCEPT:

The mechanical or chemical process of removing superficial dead skin is referred to as:

When a solution can’t take or dissolve more of the solute than it already holds at a given temp, it is referred to as a:

The non-polar end of an emulsifier loves oil and hates water is called:

All of the following are benefits that may be derived from botanicals EXCEPT:

Atoms that are the same form a(n):

Sunscreen that protects against both UVA and UVB is considered:

Why is pure water considered a neutral substance?

A substance such as an enzyme or alpha hydroxy acid, that works w/ other ingredients to remove dead skin cells is a(n):

Ingredients that destroy bacteria that cause problems such as acne or other infections are known as:

In what pH range is hair, skin and nails?

Which cosmetic product helps cleanse the skin further while properly balancing pH?

Electrons have which type of electrical charge?

pH stands for:

Examples of physical sunscreen include:

Ingredients responsible for producing the desired effect are called: