What is the importance of the chapter Magnetism and matter? Why do we study the chapter Magnetism and matter? How many marks are carried by the chapter Magnetism and matter in class 12 board examinations? What is earth magnetism? What are the causes of earth magnetism? Explain the general feature of earth’s magnetic field?
The various features of the Earth's magnetic field vary in a predictable way across the surface of the globe. For example, at each location on the Earth, the magnetic field lines intersect the Earth's surface at a specific angle of inclination.
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