Answer:
When Earth was still molten, gravity pulled dense elements down to Earth's center.
Explanation:
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the Soviet union was communist
Well, one decision made in history that made people realize the influence of the government in the economy is when Thomas Jefferson signed the Embargo Act that prevented the U.S from trading with any forgein country. This led to the rise of smuggling and badly affected the economy.
JCPICTURES.org/ the answer is in picture. This will help you.