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6thGrDynamicEarth
Question | Answer |
---|---|
Breaking down rock by wind, ice, water, and heat. | Weathering |
The process that moves sediment. | Erosion |
When the sediments that were moved are dropped off in a location. | Deposition |
Any naturally forming solid matter with a crystal structure. | Mineral |
Rock that forms when hot, liquid rock cools and hardens. | Igneous rock |
Rock that forms when heat and pressure are added to existing rock. | Metamorphic rock |
Rock that forms when pieces of rocks or sediments are compacted and “cemented” or glued together. | Sedimentary rock |
When mountains form due to the eruption of molten rock onto Earth's surface, adding material to Earth's surface. | Volcanism |
A mixture of gases that surrounds a planet, such as Earth. | Atmosphere |
All of the ecosystems on Earth; the part of Earth where life exists. | Biosphere |
A soft layer of the mantle on which tectonic plates move; made of solid rock that, like putty, flows very slowly. | Asthenosphere |
The hard, outermost layer of the earth; made up of the crust and the rigid, upper part of the mantle. | Lithosphere |
Large slabs of lithosphere that move around on the asthenosphere. | Tectonic plates |