Sorry I took the test and got it wrong and all I can tell you is that it's not B ok?
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:
They compare quantities for particular categories. View the frequency distribution graph about people who regularly use a specific cell phone app
Answer:
By trying to help them, and spread positivity, and just be kind to everybody. :D
Explanation: