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Physical Geog #1-10
CCS Physical Geography definitions #1-10
Question | Answer |
---|---|
A volcano that is erupting. Also, a volcano that is not presently erupting, but that has erupted within historical time and is considered likely to do so in the future. | Active Volcano |
A group or chain of islands clustered together in a sea or ocean. | Archipelago |
Fine particles of pulverized rock blown from an explosion vent. Measuring less than 1/10 inch in diameter, ash may be either solid or molten when first erupted. | Ash |
The shell within the earth, some tens of kilometers below the surface and of undefined thickness, which is a shell of weakness where movements take place to permit pressure adjustments. | Asthenosphere |
A body of rock that contains significant quantities of water that can be tapped by wells or springs. | Aquifer |
The layer of air that surrounds the Earth. | Atmosphere |
A ring (or partial ring) of coral that forms an island in an ocean or sea. | Atoll |
A large mass of material or mixture of material falling or sliding rapidly under the force of gravity._____________ often are classified by their content, such as snow, ice, soil, or rock avalanches. A mixture of these materials is a debris avalanche. | Avalanche |
A body of water that is partly enclosed by land (and is usually smaller than a gulf.) | Bay |
The life layer at and near the surface of the Earth, including both plants and animals. | Biosphere |