Rocks Flashcards
Rock
A solid made up of many different minerals.
Sedimentary rock.
Rocks that have been formed through the deposition of and solidification of sediment.
Igneous rock.
Formed by a volcano or the solidification of molten rock.
metamorphic rock.
Formed by extreme heat or pressure that changes the structure of the rock.
Rock cycle.
The process in which rocks are continuously transformed between the 3 rock types.
sediment.
Mineral or organic matter carried and deposited by water or wind that may consolidate into rock.
weathering
to age or change rocks as a result of being exposed to the elements: wind, ice, water, and extreme pressure.
erosion
The movement of small pieces of rock or sediment due to wind, water, gravity, and other natural forces.
deposition
When sediments are deposited or dropped off in a different location.
Cementation
The hardening and sticking of mineral grains.
molten
liquefied by heat.
magma
A hot, molten rock below the Earth’s surface
lava
molten rock that erupts from a volcano; the solid rock that from when molten cools above the Earth’s surface
