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Sea level is usually a(n) ________ below which a stream cannot cut.
World System Theory
A multidisciplinary, macro-scale approach to world history and social change that suggests there is a world economic system in which some countries benefit while others are exploited.
Peripheral Country
A term used in world-systems theory to describe countries that are less developed economically and are often exploited by more developed core countries through trade and labor.
Core Country
Nations that are economically developed with a high standard of living and significant influence on global economic and political decisions.
Enbridge Pipeline
A comprehensive network of pipelines operated by Enbridge, Inc., used to transport crude oil and natural gas across North America.
Q25: The centers of spread for Pleistocene ice
Q37: _ are the largest landforms produced by
Q45: Oceans are being created and removed from
Q56: _ is an area of extensive flood
Q107: A nunatak is a rocky pinnacle poking
Q115: The origins of which of the following
Q123: Oxidation in rocks is often initiated by
Q140: A coast embayed with numerous estuaries is
Q154: Alaska was completely covered by a Pleistocene
Q172: The event that occurred the closest in