Knowledge

What is at the center of our earth

By Deepak Verma           Jan 30, 2024

1. Solid Iron-Nickel Core

The Earth's center is a solid sphere primarily composed of iron and nickel

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2. Extreme Conditions

Temperatures soar to about 9,000°F (5,000°C) at the inner core due to immense pressure

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3. Composition

Iron dominates the inner core's composition, with nickel and other elements present

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4. Geodynamo Effect

It generates Earth's magnetic field through the movement of molten iron around it

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5. Size and Radius

With a radius of approximately 760 miles (1,220 kilometers), it occupies about 1.7% of Earth's volume

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6. Scientific Understanding

Seismic waves help scientists understand its properties and structure

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7. Essential Role

Despite its searing heat, the inner core remains solid due to intense pressure

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How much old is our Universe

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