They transfer energy parallel to the wave
It is a process<span> called termination.</span>
Obviously they look at the root or whatever they may call the part that connects the follicle to the scalp.
The following are homogeneous mixture: vinegar, sugar water and soda pop in a sealed bottle because homogeneous mixtures are evenly mixed on an atomic or molecular level. These types of mixture are also called solution in which the parts do not look as if separate and would be difficult to take part.