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Author Question: Holly intends to swim to a point straight across a 100. m wide river that flows at 1.2 m/s. If she ... (Read 111 times)

fbq8i

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on: Jul 27, 2018
Holly intends to swim to a point straight across a 100. m wide river that flows at 1.2 m/s. If she can swim 2.5 m/s in still water, at what angle must she swim upstream to achieve her goal?
 
  What will be an ideal response?

Question 2

Gresham's Law says, at constant pressure and temperature, the diffusion rate for a gas molecule is
 
  A) proportional to mass.
  B) proportional to the square root of the mass.
  C) inversely proportional to mass.
  D) inversely proportional to the square root of the mass.


robbielu01

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

She must angle 29. upstream.

Answer to Question 2

D


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