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The quartz in granite begins to melt at 650°C,so if we find a migmatite where quartz has melted in a granitic rock and we know the temperature in the region increased with depth by about 25°C per kilometer,we could estimate the depth that the rock had been at to be about ________.
Financial Aid
Monetary support given to individuals or entities in need, often for education, healthcare, or in times of disaster.
Republicanism Ideology
A political ideology valuing the maintenance of a republic as a form of government, emphasizing liberty, civic virtue, and opposition to corruption and aristocracy.
Enlightenment Ideas
Philosophical and intellectual movements of the 17th and 18th centuries emphasizing reason, individualism, and skepticism towards traditional authorities, influencing many aspects of Western society including politics, science, and culture.
Roman Ideas
The concepts, philosophies, legal principles, and innovations developed in ancient Rome that have had a lasting impact on Western civilization, including the law, government, architecture, and engineering.
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