the rock cycle Flashcards
definition of the rock cycle
the natural continuous process in which rocks form are broken down and re-form over long periods of time
what is igneous rock
rocks that form when magma cools down
what is metamorphic rock
rocks that form when the chemical structure of existing rocks is changed by heat
what is sedimentary rock
rocks that form from particles of rock deposited in layers
whats granite
an igneous rock formed when a large mass of magma cools slowly deep inside earth
whats pumise stone
an igneous rock that formed as magma emerged and cooled quickly on the surface of the earth
whats weathering
the process during which rock is broken up into smaller particles
whats erosion
the process during which weathered material is carried away by wind and water
whats sediments
particles of rock that have been deposited by wind and water
whats shale
a sedimentary rock formed from fine particles of clay