Lithosphere lies over a weaker region in the upper mantle. (TRUE OR FALSE)
FALSE
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10
CLARENCE EDWARD DUTTON further explained the contracting Earth concept and proposed the term โISOSTACYโ which states that wherever equilibrium exists in the Earthโs surface, equal mass must underlie equal surface areas. (TRUE or FALSE)
TRUE
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10
Wegenerโs theory and sea floor maps were used to develop the theory of plate tectonics. (TRUE OR FALSE)
TRUE
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10
The supercontinent broke apart because of various forces, which formed the separate continents we know today. (TRUE OR FALSE)
TRUE
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10
The coastlines of continents fit together like a jigsaw puzzle. (TRUE OR FALSE)
TRUE
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10
What are the 7 major plates?
North American Plate, South American Plate, Pacific Plate, African Plate, Eurasian Plate, Australian-Indian Plate, Antarctic Plate
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Composed of the crust, mantle and core; and distinguished based on composition. (COMPOSITIONAL LAYERS, MECHANICAL LAYERS )
COMPOSITIONAL LAYERS
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10
ALFRED WEGENER noticed that the continents are fixed. He proposed the Continental Drift Hypothesis. (TRUE OR FALSE)
FALSE
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10
Certain continents share common geological features, such as mountain ranges, rock types, minerals and resources. (TRUE OR FALSE)
TRUE
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10
Consist of lithosphere, asthenosphere, mesosphere, outer core, and inner core. Distinguished based on rock strength and rigidity. (COMPOSITIONAL LAYERS, MECHANICAL LAYERS )
MECHANICAL LAYERS
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10
ABRAHAM ORTELIUS suggested that America was originally connected to Europe and Africa and that the projecting parts of 2 continents would fit the recesses of America. (TRUE OR FALSE)
TRUE
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10
The continental Drift Hypothesis was subjected to criticism because the idea failed to explain the driving forces necessary for the โdrift โ to occur. (TRUE OR FALSE)