Engineering, 25.09.2019 19:30 jaylaa04

The magnetic field of earth acts very similarly to a bar magnet. the magnetic field is created by molten iron within earth’s core. humans and animals rely on the magnetic field for navigation. describe how the magnetic field is used for navigation, and explain how it protects life on earth.

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The magnetic field of earth acts very similarly to a bar magnet. the magnetic field is created by mo...