Properties of the Hair and Scalp
Bill Nye the Science Guy
Pot Luck
Color
That's so Random
200

This is the highest area of the head.

What is the apex?

200

A solid is defined as this. 

What is matter with definite weight, volume, and shape?

200

This is considered the most soothing massage movement. 

What is effleurage?

200

This is the term for a coloring technique that lightens isolated strands by weaving or slicing.

What is highlighting?

200

This is the technical term for gray hair. 

What is canities?

400

This is the bone that protrudes at the base of the scalp.

What is the occipital?

400

In chemistry, pH is defined as this. 

What is potential Hydrogen?

400

This is the pressing, kneading massage movement. 

What is petrissage? 

400

Overlapping lightener during a retouch service could cause this. 

What is breakage?

400

These products have more positively charged ions. 

What is acid?

600

This is the widest area of the head (known as the crest) from the temples around the head from the crown to the occipital bone. 

What is the parietal?

600

This is the smallest complete unit of an element. 

What is an atom?

600

This is the tube-like structure the hair comes up through and determines the hair shape. 

What is the follicle? 

600

Demi-permanent colors are NOT designed to lift this. 

What is existing natural hair color?

600

The vividness, brightness or saturation of a color is referred to as this. 

What is intensity?

800
The term for ringworm of the scalp. 
What is tinea capitis?
800
Hair consists of 97% of this protein. 

What is keratin?

800

All disinfectants must be registered with this agency. 

What is the EPA?

800

An obvious difference between two colors along a hair strand is called this 

What is a line of demarcation?

800

If your cosmetology license expires, you must do this to renew it. 

What is pay a fee?

1000

This is the medical term for dry dandruff. 

What is pityriasis capitis simplex?

1000

The most accurate method of measuring pH is with this instrument. 

What is a pH meter?

1000

Permanent color (aniline derivative) tints must be mixed with this. 

What is developer/hydrogen peroxide?

1000

In order to become active, a developer needs to be mixed with ammonia or this. 

What are alkaline compounds? 

1000

This length of time is usually the shelf life of hydrogen peroxide?.

What is three years?

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