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This investigations purpose is to determine which parts of the body are more sensitive than others and why. Apparatus
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Biology Sc1 Scientific Investigation Biology Sc1 Scientific Investigation Planning Variables Input Variable: * Area of the body Output Variable: * Frequency of correct answers. Controlled Variables: * Volunteer * Awareness of volunteer * Object * Pressure of jabs made by object I understand that when pressure is applied to different parts of the body, the brain may or may not be able to determine how many points of pressure are being applied Title This is an investigation to show the sensitivity of different areas of the body when stimulated. Aim This investigations purpose is to determine which parts of the body are more sensitive than others and why. Apparatus In my investigation, I will not be using very many different types of apparatus. The only two main pieces I will need are: * A blindfold * A hairpin * A pair of electronic scales The blindfold will be placed over the volunteer's eyes to stop them from being able to see which type of hairpin jab I am using so that...
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