Experiment Report for the Eratosthenes Project on http://youth.net/
School Name: Pine Island Elementary
School Location: Bokeelia, FL USA
Email Address: tinamg_at_yahoo.com
Experimenter: Mrs. Garris' class
Latitude 26 37
Longitude: 82 06
Distance to Equator: 1828
Measured shadow angle in degrees: 26
Calculated Earth circumference: 25311 mi
Comments:
It was cool using proportions to determine the circumference of the earth. It was also great to learn about Eratosthenes. It was impressive that this could be done using nothing but a wooden pole, rulers and a protractor.
Received on Fri Sep 23 2011 - 11:09:25 PDT