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Question
Rocks become magnetic when(1 point)
Responses
continents move.
continents move.
Earth's magnetic field reverses direction.
Earth's magnetic field reverses direction.
rocks are heated to extreme temperatures.
rocks are heated to extreme temperatures.
iron particles within the rock align with Earth's magnetic field.
iron particles within the rock align with Earth's magnetic field.
1 answer
The correct response is:
iron particles within the rock align with Earth's magnetic field.
Rocks can become magnetic due to the alignment of iron particles within them in response to Earth's magnetic field, particularly as they cool from molten lava.
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