Number one is "sand dunes".
Number two is "the breakdown of rock through mechanical disintegration and physical stress."
As the 20th century began, the U.S, was the dominant economic political power in the WORLD.
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For one, if you look at the example questions that define the Astronomy proposal, none of them are on topic for the Space Exploration site.
Astronomy is largely an academic site about the observation and
scientific study of celestial objects. Space Exploration SE is a much
more applied site about the engineering principles and challenges of
physical space exploration.
I would not suggest mixing the two.
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Answer:
Migration, whether internal or international, has always been one of the forces driving the growth of urbanization and bringing opportunities and challenges to cities, migrants and governments. Increasingly, municipal authorities are becoming recognized as key actors in managing migration and have started including migration in their urban planning and implementation.
For cities to better manage migration, data on migration and urbanization are essential. However, these data are not always available or – if available – not used or accessible at the urban level, nor disaggregated, comprehensive or comparable, particularly in low-income countries.
Answer: False
Explanation:The answer is actually 126
