1. After several million years, the Earth separated into several layers. Iron, nickel and other heavy metals mostly settled to the core; lighter elements remained in the mantle around the core. The lightest elements, such as oxygen and silicon, floated to the top and cooled, forming a solid crust.
2. The inner core is the most dense. As the Earth formed, the heavy elements migrated towards the center through gravitational compression. This became the Earth’s inner core.
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The Prey population will increases because there will be no one to eat the prey.<span />
D. focus on the pain and its sensations
Answer:
Globalization is actually good for the US.
Explanation:
Globalization enables the US to increase trade in services, manufacturing, agricultural and food products, it enables Americans to buy cheaper and more abundant consumer goods, and it creates more U.S. jobs.