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Author Question: High mass stars are much less common than low mass stars because they A) are born in much smaller ... (Read 124 times)

waynest

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on: Jul 27, 2018
High mass stars are much less common than low mass stars because they
 
  A) are born in much smaller numbers
  B) have much shorter lifetimes
  C) have much longer lifetimes
  D) two of these

Question 2

Contrast Aristotle's predictions concerning free-falling bodies with Galileo's predictions.
 
  What will be an ideal response?


Pamela.irrgang@yahoo.com

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

Aristotle said heavier bodies fall faster than light bodies; so if the two were dropped at the same time, the heavier body would strike the ground sooner. Galileo observed that the motion was independent of the body's mass provided air friction was not significant.


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