Earth's core is made up of mostly what element?
Understand the Problem
The question is asking about the primary element that composes the Earth's core. It is a factual question related to Earth science.
Answer
Iron
The final answer is Iron.
Answer for screen readers
The final answer is Iron.
More Information
Earth's core is primarily composed of iron (about 85%), with nickel and other elements. The high density of iron helps maintain the core's heat and magnetic properties.
Tips
A common mistake is thinking elements like lead or mercury are present in the core, but they are not significant components.
Sources
- Earth's Inner Core - Wikipedia - en.wikipedia.org
- What Is Earth's Core Made of? - Wonderopolis - wonderopolis.org
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