Why does Earth have a magnetic field in the first place? 1) Earth's mantle 2) Earth's inner core 3) Earth's outer core O 4) minerals in the crust

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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Why does Earth have a magnetic field in the first place?
1) Earth's mantle
O2) Earth's inner core
3) Earth's outer core
4) minerals in the crust
Transcribed Image Text:Why does Earth have a magnetic field in the first place? 1) Earth's mantle O2) Earth's inner core 3) Earth's outer core 4) minerals in the crust
Expert Solution
Step 1: Introduction

Earth's magnetic field is known as the geomagnetic field it is generated in our Earth's interior. 

90% of the sources of magnetic field come from Earth's core. 

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