Classifying Rocks
A natural, solid mixture of minerals or particles is called this.
What is a rock?
Igneous rock that formed from magma and cooled very slowly UNDERNEATH the earth's surface is called this.
What is Intrusive igneous rock?
These small pieces or particles make up sedimentary rock. They can be other rocks or plant and animal organisms.
What are Sediments?
Metamorphic rocks are created by these two primary agents.
What are extreme heat and pressure?
Geologists classify rocks into these 3 major groups.
What are igneous, sedimentary, and metamorphic rocks?
The type of rock that forms from magma or lava cooling is termed this.
What is igneous rock?
This type of rock is formed from lava ON the earth's surface.
What is Extrusive igneous rock?
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What are disasters? (Earthquakes, Tornadoes, Wildifre, etc)
These types of rocks can become metamorphic rocks.
What are igneous, sedimentary, and other metamorphic rocks?
A rock transforms into sediment by this process.
What is Weathering?
The center of the Earth- the core- is made of this.
What is solid nickel and iron?
This igneous rock is a common countertop material in your kitchen.
What is Granite?
The crystallization of minerals from water into the spaces between sediment grains that makes sedimentary rocks stick together is called this.
What is Cementation?
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What is the Phoenix?
Prior to becoming igneous rock, this process must occur to any rock.
What is Melting?
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What is Survior?
This type of extrusive igneous rock is black with a glassy texture.
What is obsidian?
A geological process in which sediments, soil, and rocks are added to a landform or landmass.
What is Deposition?
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What era are we living in right now?
The Cenozoic Era
The process in which sediment is taken AWAY by streams, rain, wind, or human processes.
What is Erosion?
The series of processes that change one type of rock into another type of rock is called this.
What is the rock cycle?
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Who are Cowboy, Thor, and Luna?
This shows any trace of past life trapped in sedimentary rock.
What is a Fossil?
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What are cells?
This type of weathering would happen when a tree's roots break apart a sidewalk
What is biological weathering?