click below
click below
Normal Size Small Size show me how
science word list
Question | Answer |
---|---|
deposition | the process by which the sediment settlesout of the water or wind that is carrying it |
earthquake | the shaking that results from movement of rockbeneath Earths surface |
erosion | the destructive process process in which water or wind loosen and carry away fragments of rock |
fault | a break in earth surface were slabs of rock slip past each other |
fossil | the trace of an ancient organism that that has been preserved |
geology | the study of earth |
igneous rock | the type of rock that forms from cooling of molten rock |
lava | liquid magma |
magma | the molten micxture of rock forming gases,substances,and water |
metamorphic rock | a type of rock formed from other rock |
continental drift | the hypothesis that the continents move |
mineral | naturally ocurring ignoranic solid that has a crystal structure |
Pangaea | the name of a single landmass that broke apart 200million years ago |
plate tectonics | the thereoy of plates moving continets |
Richter scale | the scale that rates seimic waves |
sedimentary rock | a type of rock formed by other rock |
volcano | aweak spot in the crust where magmahas come to the surface |
hydrosphere | the water on or surrounding the surface of the globe |
glacier | an extended mass of ice formed from snow falling and accumulating over the years and moving very slowly |
humus | the dark organic material in soils, |
lithosphere | the solid portion of the earth |
permeable | capable of being permeated. |
soil | the portion of the earth's surface consisting of disintegrated rock and humus. |
weathering | the various mechanical and chemical processes that cause exposed rock to decompose. |