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Author Question: Who was the first person to estimate the size of the Earth within approximately 8 of its true size ... (Read 35 times)

bobbie

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on: Aug 22, 2018
Who was the first person to estimate the size of the Earth within approximately 8 of its true size based on the geometric observations of travelers?
 A) Captain James Cook of the British Royal Navy
  B) Eratosthenes of Cyrene
  C) U.S. naval officer Matthew Maury
  D) The Polynesians

Question 2

As pure water approaches its freezing point, the density decreases. Why does this happen?
 A) The water compresses into ice.
  B) The hydrogen bonds become rigid, allowing it to expand slightly.
  C) The hydrogen bonds break as the molecules compress.
  D) Ice takes up a smaller surface area than liquid water.


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ju

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

C

Answer to Question 2

B


bobbie

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Reply 2 on: Aug 22, 2018
:D TYSM

ryhom

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Reply 3 on: Yesterday
Gracias!

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