The degree of turbulence in stream flow is determined by the velocity and the ________

A) solar incidence
B) stream channel roughness
C) bedrock chemistry
D) tidal bore
E) water density


Answer: B

Environmental & Atmospheric Sciences

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The image below shows a beam of radiation passing between two electrically charged plates.  Which of the beams is due to a positively charged helium nucleus?

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Which machine is more analogous to the deposition of sediment at the front of a stationary glacier; a bulldozer or a conveyor belt? Why?

What will be an ideal response?

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The balance between photosynthesis and respiration in the open ocean's water column ________.

A. changes with depth B. is affected by light availability C. favors photosynthesis for most of the euphotic zone D. All of these are correct. E. None of these is correct.

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Soil scientists and engineers classify soils differently. What best describes the basis for how engineers classify soils?

A. thickness and density B. physical properties C. geographic location D. soil-forming factors E. water content

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