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the solid, outer layer of the earth that consists of the crust and the rigid upper part of the mantle
sequence of events in which rocks are formed, destroyed, altered, and reformed by geological processes (a process where one rock type changes into another).
A type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together
A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions
Mohs Hardness Scale
a scale ranking ten minerals from softest to hardest; used in testing the hardness of minerals
The process by which wind, water, ice, or gravity transports soil and sediment from one location to another
Solid materials such as rock fragments, plant and animal remains, or minerals that are carried by water, wind, ice, gravity, or some other natural force and settle in a new location (bottom of a body of water or at the foot of hills and mountains)
The bending, tilting, and breaking of the Earth's crust caused mainly by movement of the tectonic plates.
Forces that wear away or break down land masses on the earth's surface (weathering and erosion)
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