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Author Question: A very lightweight horizontal loop of wire is suspended from a fine spring, lowered into water, and ... (Read 40 times)

Deast7027

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on: Jul 29, 2018
A very lightweight horizontal loop of wire is suspended from a fine spring, lowered into water, and then raised to the surface. Any further attempt to raise it causes the spring to
 
  A) stretch.
  B) contract.
  C) stay the same.

Question 2

Surface tension of liquids
 
  A) increases when wetting agents are added.
  B) decreases as the liquid temperature increases.
  C) is about the same for all liquids.
  D) results from a thin molecular membrane beneath the liquid surface.
  E) keeps steel ships afloat.


djpooyouma

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

Answer: A

Answer to Question 2

Answer: B


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