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iChri3s! Vocabulary
Our planet Earth vocabulary words!
| Question | Answer |
|---|---|
| Continental Drift | The hypothesis that the continents slowly move across the Earth's surface. |
| Deposition | The process by which sediment settles out of the water or wind that is carrying it. |
| Earthquake | The shaking that results from the movement of rock beneath Earth's surface. |
| Erosion | The destructive process in which water or wind loosen and carry away fragments of rock. |
| Fault | A break in Earth's crust where slabs of rock slip past each other |
| Fossil | A trace of an ancient organism that has been preserved in rock. |
| Geology | The study of planet Earth. |
| Igneous Rock | A type of rock that forms from the cooling of molten rock at or below the surface. |
| Lava | Liquid magma that reaches the surface. |
| Magma | The molten mixture of rock-forming substances, gases, and water from the mantle. |
| Metamorphic Rock | A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions. |
| Mineral | A natural-occuring, inorganic solid that has a crystal structure and a definate chemical composition. |
| Pangaea | The name of the single landmass that broke apart 200 million years ago and gave rise to today's continents. |
| Plate Tectonics | The theory that pieces of Earth's lithosphere are in constant motion. |
| Richter Scale | A scale that rates siesmic waves as measured by a particular type of mechanical siesmograph. |
| Sedimentary Rock | A type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together. |
| Volcano | A weak spot in the crust where magma has come to the surface. |
| Glacier | An extended mass of ice formed from snow falling and accumulating over the years and moving very slowly, either descending from high mountains, as in valley glaciers, or moving outward from centers of accumulation, as in continental glaciers. |
| Hydrosphere | The water on or surrounding the surface of the globe, including the water of the oceans and the water in the atmosphere. |
| humus | the dark organic material in soils, produced by the decomposition of vegetable or animal matter and essential to the fertility of the earth. |
| lithosessphere | a ridge made upof the upper most part of the mantle |
| soil | the portion of the earth's surface consisting of disintegrated rock and humus. |
| weathering | collective term for the processes by which rock at or near the earth's surface is disintegrated and decomposed by the action of atmospheric agents, water, and living things. |
| Humus | The dark organic material in soils, produced by the decomposition of vegetable or animal matter and essential to the fertility of the Earth. |
| Lithosphere | A rigid layer made up of the uppermost part of the mantle and the crust. |
| Permeable | To be able to pass into or through every part of something. |
| Soil | The portion of the earth's surface consisting of disintegrated rock and humus. |
| Weathering | collective term for the processes by which rock at or near the earth's surface is disintegrated and decomposed by the action of atmospheric agents, water, and living things. |
Created by:
abuschang
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