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Author Question: A cat strolls across your back yard. An hour later, a dog with its nose to the ground follows the ... (Read 101 times)

Mollykgkg

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on: Aug 27, 2018
A cat strolls across your back yard. An hour later, a dog with its nose to the ground follows the trail of the cat. Explain what is going on from a molecular point of view.
 
  A) The dog is following the areas of increased density of the earth.
  B) The dog is smelling atoms from the cat.
  C) The dog is smelling molecules from the cat.
  D) The cat is leading the dog into a trap.

Question 2

What is the percent volume of water in 80-proof vodka?
 
  A) 80 percent
  B) 60 percent
  C) 40 percent
  D) 20 percent


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cici

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

C

Answer to Question 2

B


Mollykgkg

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Reply #2 on: Aug 27, 2018
Thank you!


cici

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Reply #3 on: Aug 27, 2018
Always glad to help...


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