Upwelling zones are frequently dead zones because high nutrients produce biologic activity leading to anoxic water conditions
Indicate whether the statement is true or false
FALSE
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To generate area-wide watersheds from a DEM, we must create several intermediate rasters. Draw a flow chart that starts with the DEM, followed by the intermediate rasters, and ends with the watershed raster.
What will be an ideal response?
How is electricity generated from hydroelectric dams or ocean tides?
A. Water piles up behind a dam or tidal barrier and flows down because of gravity. B. Water is pumped upward and then back down. C. Turbines are used to pump the water upward and generators produce the electricity. D. All of these choices are correct.
Which of the following attributes does NOT apply to these sediments?
A. composed of gravel B. well sorted C. angular clasts D. cobbles and boulders
When international trade occurs between different affiliates of the same company, it is called
A) multinational trade. B) intracorporate trade. C) intermultinational trade. D) international trade. E) intranational trade.