The Earth's Magnetic Field Is Generated by the Dynamo Effect

question 94

Multiple Choice

The Earth's magnetic field is generated by the dynamo effect. Where does this take place?

• A) in the aurora borealis and aurora australis
• B) in the solid central core
• C) in the plastic mantle
• D) in the molten metallic core

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Definitions:

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Quad-cane

A type of walking aid with four small feet that provides greater stability than a standard single-point cane.

Ambulation

The act of walking or moving from one place to another, often used in medical contexts to describe a patient’s ability to move independently.

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Muscle weakness or paralysis on the left side of the body, often a result of stroke or neurological damage.