Question

After lava cools below the Curie point, which is about __________, atoms in iron-bearing minerals become magnetized in the direction of Earth's magnetic field at that time and place.

Answer 1

The answer is:  " 550°C " .
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        "After lava cools below the Curie point, which is about   550°C  , atoms in iron-bearing minerals become magnetized in the direction of Earth's magnetic field at that time and place."
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