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Author Question: An arrow of mass 20. g is shot horizontally into a bale of hay, striking the hay with a constant ... (Read 93 times)

corkyiscool3328

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on: Jul 27, 2018
An arrow of mass 20. g is shot horizontally into a bale of hay, striking the hay with a constant velocity of 60. m/s. It penetrates a depth of 20. cm before stopping. What is the average stopping force acting on the arrow?
 
  What will be an ideal response?

Question 2

Chemical analysis of a rock can tell us
 
  A) when the rock formed
  B) the detailed geological history of the rock
  C) what the rock is made of
  D) the temperature and pressure conditions under which it formed


epscape

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

180. N

Answer to Question 2

C


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