In Latitudes Where the Subsurface Layer of Soil Always Remains

question 119

Multiple Choice

In latitudes where the subsurface layer of soil always remains frozen, the frozen layer is called

• A) an aquifer.
• B) the frost table.
• C) a glacier.
• D) permafrost.

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Definitions:

Seamounts

Underwater mountains formed by volcanic activity, not reaching the ocean's surface, and often a hotspot of marine life.

Island Chains

Sequential islands formed close to each other, often as a result of volcanic activity, and stretching out over distances in the ocean.

Seafloor Spreading

The process by which new oceanic crust is formed at mid-ocean ridges and slowly moves outward from the ridge, contributing to continental drift.

Kilometers Wide

A measurement indicating that the width of a geographical feature or object extends for several kilometers.