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Author Question: Which of the substances, water or mercury, could be used to build a thermometer that measures ... (Read 29 times)

rlane42

  • Hero Member
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on: Jul 28, 2018
Which of the substances, water or mercury, could be used to build a thermometer that measures temperatures from -10C to 110C?
  1.water only
  2.mercury only
  3.both water and mercury
  4.neither water nor mercury

Question 2

A metallic key ring of 1.00 cm diameter is placed in a fire and heated up. What would you expect would happen to the inside diameter of the ring as it heats up?
  1.It will shrink as the metallic portion expands.
  2.It will expand as the metallic portion expands.
  3.It will stay the same size as the metallic portion expands.
  4.It is impossible to say what will happen to the open area in the center of the ring.


efwsefaw

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Reply #1 on: Jul 28, 2018
Answer to Question 1

2

Answer to Question 2

2


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