3. Earth's magnetic field is critical in deflecting much of the sun's harmful radiation back into space. What causes the magnetic field?
the outer core
the mantle
the inner core
scientists are not in agreement

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The Outer core

Explanation:

For more better understanding.

On Earth, flowing of liquid metal in the outer core of the planet generates electric currents. The rotation of Earth on its axis causes these electric currents to form a magnetic field which extends around the planet. The magnetic field is extremely important to sustaining life on Earth.

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after making a punnet square using bv bv bv bv you will find that the ratio will be 9: 7 or a 128.6% probability.

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