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Author Question: Which of the following is a necessary condition for an ice mass to be a glacier? A) Accumulation ... (Read 92 times)

anshika

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on: Jul 29, 2018
Which of the following is a necessary condition for an ice mass to be a glacier?
 
  A) Accumulation must exceed ablation.
  B) Basal sliding must occur.
  C) The ice mass must move under its own weight.
  D) Meltwater must be present.

Question 2

In a hypothetical stream flowing downslope, stream discharge doubles and the cross-sectional area of the channel also doubles. For this situation, what will happen to the stream's speed?
 
  What will be an ideal response?


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Sophiapenny

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

Answer: C

Answer to Question 2

Answer: The cross-sectional area of the stream channel increased by the same percentage as the discharge, so stream speed does not change.


anshika

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

emsimon14

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Reply 3 on: Yesterday
Excellent

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