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Author Question: A hollow steel ball of diameter 3.0 m barely floats in water. What is the thickness of the wall of ... (Read 99 times)

Destiiny22

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on: Jul 29, 2018
A hollow steel ball of diameter 3.0 m barely floats in water. What is the thickness of the wall of the ball? The density of iron is 7.87 g/cm3 and that of water is 1000 kg/m3.
 
  A) 6.6 cm
  B) 37 cm
  C) 131 cm
  D) 79 cm

Question 2

When boiling your breakfast eggs while in the mountains, to compensate for altitude you should
 
  A) use a hotter flame.
  B) boil the eggs for a shorter time.
  C) boil the eggs for a longer time.
  D) none of the above


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tofugiraffe

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

A

Answer to Question 2

Answer: C


Destiiny22

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  • Posts: 557
Reply 2 on: Jul 29, 2018
Excellent

aliotak

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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