The Presence of a Magnetic Field Is a Good Indication

question 97

Multiple Choice

The presence of a magnetic field is a good indication that:

• A)the Earth's interior is similar to Mercury's, as both have fields.
• B)a huge iron meteorite lies somewhere high up in the mantle, not in the core.
• C)we have a liquid metal outer core, spinning rapidly as we rotate.
• D)the Earth's interior must be completely molten to the center.
• E)the Earth's interior has had time to solidify, with a rigid bar magnet created.

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Definitions:

Nervous System

A complex framework of neurons and nerve fibers responsible for conveying signals throughout the body, integrating its movements and sensory inputs.

Inherited Traits

Characteristics or attributes passed down from parents to offspring through genes.

Twin Studies

Research methods that compare the similarity of twins to determine the genetic and environmental influences on traits.

Adoption Studies

Research investigations that compare biological and adoptive family members to understand genetic and environmental influences on behavior.