Chemistry and Chemical Safety Exam Prep

Beauty and wellness professionals should study and have a thorough understanding of chemistry because (a)   .

• clients often quiz beauty and wellness professionals on this important knowledge

• chemistry experiments are often regular practice at salons and spas

• it is unrelated to the safe operation of a salon or spa

• every product used in the beauty industry contains some type of chemical

The effects of cosmetics and beauty products are based on how (a)   .

• the body reacts to chemicals

• pleased the beauty professional is with the results

• favorably the new styles compare with the old

• friends and family members react to a new look

Creams, lotions, masks, and makeup (a)   .

• only contain chemicals if they come from ingredients manufactured in a laboratory

• never contain chemicals

• only contain chemicals if they are not made from natural sources such as plant extracts

• contain chemicals whether they come from natural sources or from ingredients manufactured in a laboratory

Which of the following is defined as any substance that occupies space and has weight?

• Potentially dangerous

• A chemical

• Matter

• A beauty product

Everything you can touch and everything you can see is matter EXCEPT for which of the following?

• Living and once-living bodies

• Chemicals and powders

• Light and electricity

• Liquids and gases

(a)   is the simplest form of chemical matter.

• An element

• A chemical

• A liquid

• A gas

There are elements known to science today?

• 18

• 118

• 81

• 108

Of all the elements known to science today, (a)   occur naturally on Earth.

• 98
• 18
• 89
• 19

Which of the following are defined as the basic units of matter?

• Protons

• Electrons

• Atoms

• Neutrons

is an example of a compound molecule.

• The oxygen we breathe

• The ozone layer

• Common table salt

• Pure nitrogen