igneous
sedimentary
vocabulary
Metamorphic
fossils
100
This type of rock is made from lava and has little or no crystals
What is extrusive rock
100
This is a process where material is put down in a new location.
What is deposition?
100
A series of steps where one type of rock is changed into any other type of rock
What is the rock cycle?
100
The word metamorphic means this.
What is change form?
100
This rule is says that older rock are always at the layer on the bottom while younger rocks are closer to the surface.
What is the Law of Superposition?
200
This word means the feel of a rock's surface.
What is texture?
200
This is a type of sedimentary rock where there can be fossils.
What is organic rock?
200
A mixture of minerals
What is a rock?
200
Metamorphic rocks are classified by this.
What is having or not having layers?
200
This is how old a rock is compared to those rocks around it.
What is relative age?
300
Name an example of one extrusive igneous rock.
What is obsidian, pumice, or Scoria?
300
Chemical rocks are made through this process at the surface.
What is evaporation?
300
The feel of a rock's surface.
What is texture?
300
Name the 2 processes in the rock cycle that form a metamorphic rock.
What is heat and pressure?
300
These are used to help tell relative age of rocks because they are widely distributed and live for only a short time.
What is an index fossil?
400
This type of rock is made from magma underground.
What is intrusive rock?
400
This is type of sedimentary rock that is made of various size pieces that are cemented together.
What is clastic rock?
400
The process that breaks and moves sediment
What is erosion?
400
Name an example of a foliated metamorphic rock.
What is gneiss, slate, or schist?
400
This is a break in the rock.
What is a fault?
500
This material makes molten material thicker and lighter in color.
What is silica?
500
This is the name of a specific sedimentary rock that has large round pieces surrounded by smaller sand sized pieces.
What is conglomerate?
500
The process that squeezes sediment together.
What is compaction?
500
This is the smartest rock because its main used was once the chalkboard in schools.
What is slate?
500
This is made of magma and cuts across rock layers. That means this is younger than the layers around it.
What is an intrusion?
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