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Author Question: Venus may have been more Earth-like in the past because A) it was rotating more rapidly B) the ... (Read 56 times)

clmills979

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on: Jul 27, 2018
Venus may have been more Earth-like in the past because
 
  A) it was rotating more rapidly
  B) the Sun was dimmer, putting out less solar radiation
  C) it was not as close to the Sun
  D) its atmosphere was thinner

Question 2

The temperature coefficient of resistivity of platinum is 3.9  10-3/K. If a platinum wire has a resistance of R at room temperature (23.C), to what temperature must it be heated in order to double its resistance to 2R?
 
  What will be an ideal response?


Pamela.irrgang@yahoo.com

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

B

Answer to Question 2

279. C


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