Hair Lab

Period 4 Hair Lab: Dyed vs. pictorial Hair Introduction In the world of today, tarnishing pilus is something non so uncommon. In fact, it has become so widespread as to be reflected by a verifiable statistic of over 50% of American women or teenagers tarnishing their pilus in 2005. It has been a hanker withstanding receive that somehow the chemicals in the bull color have-to vigour with the copper negatively, causing it to weaken and damaging it. It is with this supposed untoward loading of dyeing bull that this experiment was instigated, and although the consequences of dyeing cop atomic number 18 not very ubiquitously known, it is of accomplishment importance concerning the investigation this lab has carried out. Research Question: What is the effect of chemical hair dye on the faulting hale of hair? changeables Independent Variable: The application of chemical hair dye ( discolor hair/non-dyed hair) By comparing and contrasting hair that is dyed wi th hair that is in its natural state, one can gain the effect of dye on the fracture force of hair. capable Variable: The pause force of hair in newton (N) Controlled Variable: * diligence of same force to break the hair * Differing forces can affect the breaking force of the hair, so any hair sample was snapped by pulls of approximately the same force.

* duration of hair (10cm) * Differing lengths can affect the breaking force, whether it is requiring more force with longer hair or less force with shorter hair. In come in to prevent this from happening, all told hair samples were shortened to 15 cm and attached to the! chela with a spiral of 10 cm to pull on. * gravity of Hair (Dry) * If the hair is wet, there is a possibility of requiring a different breaking force for the hair to snap. In order to keep up with the consistency of hair samples, all hair collected were make sure to be dry. * Gender (Female) * It is a possible conjecture that gender plays a role in the breaking force of hair. Playing safe, and to keep all other...If you fatality to get a full essay, order it on our website: OrderCustomPaper.com

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