Answer:
Denser objects and substances experience a greater gravitational force acting upon their mass. This is why materials of different densities form layers. It is less dense than the Earth's crust, which is a solid. This is why the Earth's surface and atmosphere form distinct layers.
Answer:
b
Explanation:
that the only part i know sorry i hope this helps
Atr of designing and developing maps
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Answer:
if you don't know how am I supposed to know
