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Question
John Wesley Powell put forward the idea of base level, which refers toA) the amount of discharge in a particular reach of a stream.
B) a level below which a stream cannot erode its valley.
C) an evolutionary cycle of landscape development from fluvial action.
D) the average height of a stream channel.
Answer
This answer is hidden. It contains 1 characters.
Related questions
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The key idea behind the scientific method is
A) the use of intuition in testing theories.
B) an appeal to supernatural explanations when natural explanations have not yet been found for a phenomenon.
C) the testing of ideas through controlled observations and experiments.
D) unbridled speculation about the world.
Q:
Which of the following is the most strongly supported by experimental and observational evidence?
A) speculation
B) hypothesis
C) educated guess
D) theory
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In order to study the planetesimal hypothesis, astronomers study this process in other parts of the Galaxy.
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The Solar System, Sun, and Earth formed about 4.6 billion years ago.
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A) It is never referred to as the ecosphere.
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C) written scale.
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