Lava Cake Earth and Theia
7:26–8:19 · 52s
A vivid analogy: a Mars-sized impactor stirred Earth’s core, giving us a molten outer core and dynamo—more ‘lava cake’ than layered sphere—key to our magnetic shield.
7:26–8:19 · 52s
A vivid analogy: a Mars-sized impactor stirred Earth’s core, giving us a molten outer core and dynamo—more ‘lava cake’ than layered sphere—key to our magnetic shield.
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