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Author Question: The Earth's circumference was first determined by: A) Aristotle using lunar ecli (Read 1146 times)

Melanie

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on: Aug 28, 2013
The Earth's circumference was first determined by:
A) Aristotle using lunar eclipses.
B) Pythagoras with geometry.
C) Hipparchus with stellar parallaxes.
D) Erastothenes with solstice shadows.
E) Aristarchus with first and third quarter moon timings.


penza

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Reply #1 on: Aug 28, 2013
Oh! I know the answer is D.


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penza

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Reply #2 on: Aug 28, 2013
Oh! I know the answer is D.


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