the answer is Amin was a Ugandan dictator
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>
Answer:
That depends on the basic principles of the sun rising every day and generating some degree of heat. When the sun sets, that heat source disappears. That concept is easy to understand because you can see the process.
Explanation:
