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Author Question: Ancient societies, such as Neanderthals, used asphalt as a way to glue sharp points made of stone to ... (Read 68 times)

jho37

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Ancient societies, such as Neanderthals, used asphalt as a way to glue sharp points made of stone to wooden spear shafts.
 
 


 
  Indicate whether the statement is true or false.

Question 2

The first step in the refining process, fractional distillation, is the process by which heat is used to separate liquids based on their different freezing temperatures.
 
  Indicate whether the statement is true or false.



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guyanai

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Answer to Question 1

T

Answer to Question 2

F




jho37

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Reply 2 on: Jul 21, 2018
Gracias!


CAPTAINAMERICA

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Reply 3 on: Yesterday
Wow, this really help

 

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