Seismic Evidence Suggests That Earth's Core Spins About 2 $\degree$ More Per Year Than the Surface

question 130

Multiple Choice

Seismic evidence suggests that Earth's core spins about 2 $\degree$ more per year than the surface. In roughly how many years will the surface and the core have the same relative orientation they do today?

• A) 2
• B) 50
• C) 90
• D) 180

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Definitions:

Configurational Information

Describes the spatial arrangement of atoms within a molecule that cannot be interconverted without breaking chemical bonds.

Cyclohexanecarbaldehyde

An organic compound consisting of a cyclohexane ring attached to a formyl group (aldehyde), C6H11CHO.

Chemotherapeutic

Relating to the treatment of disease, specifically cancer, by chemical substances or drugs.

Taxol

A complex diterpene alkaloid used as a chemotherapeutic agent, derived from the bark of the Pacific yew tree, Taxus brevifolia.