Earth’s inner core growing lopsided - but will not cause tilting

Earth’s inner core growing lopsided - but will not cause tilting

Assessment

Interactive Video

Science, Geography

11th Grade - University

Hard

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The video discusses the faster growth of iron crystals beneath Indonesia compared to Brazil due to cooling rates. It explains how Earth's shape is maintained by spinning and gravity, and how seismic waves reveal core disparities. The study suggests that heat loss in the core affects Earth's magnetic field, which has weakened over the past two centuries. The potential future solidification of the core could leave Earth without its magnetic protection.

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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