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Author Question: A barge loaded with lumber and iron ore floats in a lock by a dam (a closed pool of water like a big ... (Read 75 times)

ss2343

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A barge loaded with lumber and iron ore floats in a lock by a dam (a closed pool of water like a big swimming pool). If some of the cargo is thrown overboard, the level of water in the lock will
 
  A) rise.
  B) drop.
  C) stay the same.
  D) rise, provided it is lumber that is thrown overboard.
  E) rise, provided it is iron ore that is thrown overboard.

Question 2

If the temperature of an iron sphere is increased
 
  A) its mass will decrease.
  B) its volume will decrease.
  C) its density will decrease.
  D) its density will remain unchanged.
  E) its density will increase.



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scottmt

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Answer to Question 1

C

Answer to Question 2

C




ss2343

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Reply 2 on: Jul 29, 2018
:D TYSM


essyface1

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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