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Author Question: A 0.5-kg blob of clay moving at 2.0 m/s slams into a 4.0-kg blob of clay at rest. The speed of the ... (Read 115 times)

sc00by25

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on: Jul 29, 2018
A 0.5-kg blob of clay moving at 2.0 m/s slams into a 4.0-kg blob of clay at rest. The speed of the two blobs stuck together after colliding is about
 
  A) 1.1 m/s.
  B) 1.5 m/s.
  C) 2.5 m/s.
  D) none of the above

Question 2

A steel ball sinks in water but floats in a pool of mercury, which is much denser than water. Where is the buoyant force on the ball greater?
 
  A) It is the same in both cases.
  B) submerged in the water
  C) floating on the mercury
  D) It cannot be determined from the information given.


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lou

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

C


sc00by25

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


lou

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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