Migration helps in improving the quality of life of people. It helps to improve social life of people as they learn about new culture, customs, and languages which helps to improve brotherhood among people. Migration of skilled workers leads to a greater economic growth of the region.
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The main mechanism through which the layering happened is gravity: it pulled the heavier, denser material to the center, leaving the less dense material on the surface.
The material that was on the outside cooled quicker, but this was the result, not the cause.
The answer is
<span>2) Gravity caused more-dense material to move toward the center of each planet.</span>
The policy, as expected with any authoritarian and centralized coverages, only brought benefit to the state. The one-child policy created despair in Chinese society, disallowing families to have a choice in the size of their family, and increased the amount of femicide in new-borns. The policy also brought further disadvantages to the society in current days, making the idea of families less predominant, as younger generations have been raised in families without siblings and have little to no developed ideas about the future that may cross their path. The state on the other hand raised further power over the people by controlling a traditionally important aspect of their lives, and created a more fearful and obedient generation.
Answer:
The correct option is (C)
Explanation:
Hypothesis is referred to as an assumption or wild guess that needs to be tested to arrive at a scientifically established theory,
Here, Jill proposes a hypothesis which states that igneous rocks produced by volcanoes constitute some kind of chemical that could be used by scientists to estimate the origin of the rocks.
This hypothesis can be tested only by collecting the rock samples and testing them to arrive at a scientifically proven fact.
