Rock Cycle
Igneous Rocks
Metamorphic Rocks
Sedimentary Rocks
100
How are igneous rocks formed?
Lava/magma
100
Formed above ground
Extrusive
100
What is the layering in metamorphic rocks called?
Foliation
100
What are sedimentary rocks called that are made up of things that were once living?
Organic
200
How are sedimentary rocks formed?
Cementing/Compaction of sediments
200
Below surface
Intrusive
200
What are the other two types of sedimentary rocks?
Clastic and Chemical
200
What is an example of an organic sedimentary rock that we use for energy?
Coal
300
How are metamorphic rocks formed?
Heat and Pressure
300
Large Crystals forming means that the rock is (intrusive or extrusive)?
Intrusive
300
Large scale metamorphic rock is called
Regional
300
Sedimentary rocks are formed from weathering, volcanoes or heat?
weathering
400
Does the Rock Cycle end?
No...It's a CYCLE!
400
Obsidian is a dark colored igneous rock. Is it mafic or felsic?
Mafic
400
Small local metamorphic rock is called
Contact
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