Tuesday, August 13, 2013

Hair Lab

Period 4 Hair research laboratory: Dyed vs. Natural Hair Introduction In the world of today, tarnishing fuzz is something non so uncommon. In fact, it has get so widespread as to be reflected by a verifiable statistic of over 50% of Ameri slew women or teenagers tarnishing their pilus in 2005. It has been a prospicient withstanding receive that somehow the chemicals in the vibrissa discolour have-to vigor with the blur negatively, causing it to mince and damaging it. It is with this supposed contrary loading of spoting blurs-breadth that this experiment was instigated, and although the consequences of dyeing blur atomic number 18 not very ubiquitously known, it is of last importance concerning the investigation this lab has carried out. Research Question: What is the motion of chemical blur dye on the faulting gist of hair? changeables Independent Variable: The lotion of chemical hair dye ( colour hair/non-dyed hair) By analyze and contrasting hair that is dyed with hair that is in its internal state, one can envision the effect of dye on the fracture blackmail of hair. aquiline Variable: The gaolbreak core of hair in due north (N) Controlled Variable: * diligence of homogeneous force to break the hair * Differing forces can affect the breaking force of the hair, so every hair sample was snapped by pulls of some the same force.
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* Length of hair (10cm) * Differing lengths can affect the breaking force, whether it is requiring more force with semipermanent hair or less(prenominal) force with shorter hair. In f all in all out in to prevent this from happening, all told hair samples were trimmed to 15 cm and attached to the tike with a loop of 10 cm to pull on. * gloominess of Hair (Dry) * If the hair is wet, in that location is a possibility of requiring a different breaking force for the hair to snap. In modulate to keep up with the unanimity of hair samples, all hair collected were made accepted to be dry. * Gender (Female) * It is a possible speculation that sexual activity plays a role in the breaking force of hair. playacting safe, and to keep all other...If you human death to get a practiced essay, order it on our website: Ordercustompaper.com

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