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Author Question: What device bounces sound waves off the ocean bottom to study the depth and contours of the ... (Read 41 times)

Awilson837

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on: Aug 22, 2018
What device bounces sound waves off the ocean bottom to study the depth and contours of the seafloor?
 A) echo sounder
  B) satellite
  C) bathyscaphe
  D) submersible

Question 2

What allows water to be a polar molecule?
 A) Hydrogen bonds
  B) Adhesion
  C) Surface tension
  D) The angular shape of the molecule


zacnyjessica

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Reply #1 on: Aug 22, 2018
Answer to Question 1

A

Answer to Question 2

D


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