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How can we predict that their is magnetic field inside the earth?Actually i mean to say that the magnetic field can't exist b'coz of very high temperature inside the core of the earth that the field if exist will melt then also we predict that it's there . so,what's the reason behind it's existence?


How can we predict that their is magnetic field inside the earth?Actually i mean to say that the magnetic field can't exist b'coz of very high temperature inside the core of the earth that the field if exist will melt then also we predict that it's there . so,what's the reason behind it's existence?


Grade:upto college level

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