week three re-cap

the shampoo molecule looks like what

• Tadpole

• Circle

• Wavey line

shampoo

• Closes the cuticle

• Opens the cuticle

• Does not open or close the cuticle

-------- on its own will not wash the hair

(a)  

The skin of water is called

• Surface tension

• Outer edge

• Basic surface

Shampoo breaks the

• Surface tension

• The water

• The shampoo

The shampoo molecule has a water loving head and oil loving -------------

(a)  

In order to break the surface tension we add shampoo this is a ----------- agent

(a)  

As we add shampoo to the hair this breaks the surface tension , this causes an ------------- allowing the dirt and grime to be removed

(a)  

Neutral on the PH scale is what

• 4

• 7

• 7.5

4.5 is the PH of hair and skin, shampoo generally sits at 5.8, a shampoo for oily hair sits at ------------

(a)