Respuesta :
Scientists discovered that the rock that makes up the ocean floor lies in a pattern of magnetized Stripes. These 'stripes' hold a record of reversals in the Earth's magnetic field, as the rock is cooled, the iron bits line up in the direction of Earth's magnetic field.
In the process of crystallization of rocks from the lava at, the ridges form the magnetic stripes that keep a store of the history of the magnetic field of the Earth.
What is the magnetic field of the Earth?
The field of magnetic induction, the extension of which ranges from the interior into the space, and a stream of charged particles emanate from the Sun's solar energy is known as the magnetic field of the Earth.
Hence, the significance of the magnetic field of the earth is aforementioned.
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