Eratosthenes Experiment Report: Wyoming Valley West Middle School

From: jamato_at_wvwsd.org
Date: Sun Sep 24 2006 - 17:41:54 PDT

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Experiment Report for the Eratosthenes Project on http://youth.net/

School Name:     Wyoming Valley West Middle School
School Location: 201 Chester Street
Kingston, PA 18704

Email Address:   jamato_at_wvwsd.org
Experimenter:    Jennifer Amato

Latitude         41.3
Longitude:       -75.9
Distance to Equator: 5182 km/3221 mi

Measured shadow angle in degrees: 45.1
Calculated Earth circumference:   41564.2 km/ 25833.1 miles

Comments:
Due to scheduling we we not able to measure at exactly the mid point of the day.  We measured approximately one hour lat which accounts for the error.  We had 5 groups(25 students) try the experiment and we took the average of their calculations.

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