Which statements about earth’s core explain earth’s magnetic field? check all that apply. correct answers: the inner core is solid. the outer core is liquid and moving. earth’s core is composed of iron and nickel.

The outer core is liquid and moving.

Earth’s core is composed of iron and nickel.

Explanation:

A magnetic field is produced by a magnetic material such as Iron, Cobalt or Nickel. Magnetic field are magnetic lines of force i.e. the region which experiences magnetic force. Earth acts as a huge bar magnet and has magnetic field around it due to which we are shielded by solar particles and experience phenomenon such as Auroras.

The earth acts as bar magnet due to presence of iron and nickel in molten form in its core. The outer core is liquid and moves generating a magnetic field. Thus, the correct options are:

The outer core is liquid and moving.

Earth’s core is composed of iron and nickel.

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