The key is that the liquid core is in constant _____________ to produce

ID: 107042 • Letter: T

Question

The key is that the liquid core is in constant _________________ to produce ______________ that give rise to magnetic fields.

__________________ rocks in Hawaii hold a record of the earth’s magnetic field.

According to the NOVA video “Magnetic Storm” the poles reverse on average about one every ____________________________ years.

Each time the poles reverse the magnetic intensity of our planet was described as ___________.

Finish this statement: The question is not __________________________________ but__________.

It would mean more deaths from ________________.

The key is that the liquid core is in constant motion to produce electrons that give rise to magnetic fields.

According to the NOVA video “Magnetic Storm” the poles reverse on average about one every 250,000 years.

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