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Tuesday, 14 March 2017

Science... The Feet Can Measure The Height

Image result for foot to height ratio chart
Image result for foot chart sizeThe bones of the feet can tell a lot about a person. What do feet reveal about a person's height? Forensic anthropologists team up with law enforcers to help solve crimes.
Bones of the feet can reveal an interesting fact about an individual. Let's combine math with forensics to see how.
Our Spreadsheet of Heights and Foot Sizes
NameHeightFoot Size
Summer147 cm21 cm
Aroha15020 cm
Sahana15122 cm
Alesha16124 cm
Kayla14120 cm
My Foot Size divided by my Height = 0.14569536423
14.9%
Kayla's Answer = 14.1%
Alesha's Answer = 14.9%
Aroha's Answer = 13.3%
Summer's Answer = 14.2%

Aim - Based on someones feet size we can measure their height.
Hypothesis - Know a rough estimate of our Height.
Method - 
  1. Have the students in your group remove their shoes and measure their height.
  2. Measure the length of the adult's left foot from the wall to the tip of the big toe.
  3. Examine the numbers. Do you see a pattern?
  4. Divide the length of each person's left foot by his/her height. Multiply the quotient by 100. What do you get? You may also want to use the calculator on a computer for this activity
Equipment - One meter ruler, 30 centimeter ruler, Feet, Body, Calculator.
Results - I found out that the length of my feet was 22 centimeters, I also found out that I am 151 
centimeters tall.
Summary  - That the police investigators and forensic scientists use 15%of a persons foot 
length is equal to their height.
Conclusion - By knowing what a persons foot size is we can determine their approximate height.

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