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Author Question: Who is credited with being the first person to accurately determine Earth's circumference? A) ... (Read 59 times)

nenivikky

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on: Aug 22, 2018
Who is credited with being the first person to accurately determine Earth's circumference?
 
  A) Eratosthenes
  B) Erik Thorvaldson
  C) Claudius Ptolemy
  D) Christopher Columbus
  E) Pytheas

Question 2

Energy flow in an ecosystem is ________.
 
  A) bi-directional
  B) cyclic
  C) semi-conservative
  D) top down
  E) unidirectional


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jackie

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Reply #1 on: Aug 22, 2018
Answer to Question 1

A

Answer to Question 2

E


nenivikky

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Reply 2 on: Aug 22, 2018
Gracias!

lindahyatt42

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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