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vocab words

what is continental drift? is a thery that the continents slowly move across earth's serface.
what is deposition? is the process by which sediment settles out of the water or wind that is carying it.
what is a earthquake? the shaking that resultsfrom the movement of rock beneath earth's serface.
what is erosion? erosion is the destructive process in which water or wind loosen and carry away fragments of rock.
what is falt? falt is a break in earth's crust where slabs of rock slip past each other.
what is a fossil? a fossil is a trace of an ancient organisum that has been preserved in rock.
what is geology? geology is the study of planet earth.
what is a ingneous rock? is a type of rock that forms from the cooling of molten rock at or below the serface.
what is lava? lava is liquid magma that reaches the serface also the rock formed when liquid lava hardens.
what is magma? is the molten mixture of rock -forming substances , gases, and water from the mantle.
what is a metamorphic rock? a metamorphic rock is a type of rock that forms from a exsisting rock that is changed by heat, pressure, or chemical reactions.
what is a mineral? a mineral is a natrally - occuring , inorganit soild that has a crystal structure and a defininte chemical compostion.
what is pangaea? pangaea is the name of the singal landmass that broke apart 200 million years ago and gave rise to today's contenints.
what are plate tectonics? the theory that pieces of earth's lithosphere are in constant motion, driven by convection currents in the mantle
what is richter scale? a richter scale is a scale that rates seismic waves as measured by particular type of mechanical seismograph.
what is a sedimentary rock? a sedimentary rock is a type of rock that forms when particalsfrom other rocks or the remains of plants and animals are pressed and cemented together.
what is a volcano? a weak spot in the crust where magma has come to the serface.
what is a glacier? a glacier is a big moving mass of ice.
what is hydrosphere? the water on or surronding the serface of the globe.
what is humus? dark organic material in soils produced by the decomposition of vegtablesor animal matter.
what is the lithosphere? the lithosphere is a rigid layer made up of the upper most part of the mantle and the crust
what is prmeable? cabibale of being permeted.
what is soil? serface layer of the earth, composed of fine rock material.
what is weathering? state of the atmosphere with respect of the wind, temperture,ect.
Created by: pokeprincess