Two things that affect how quickly rock breaks down
The minerals in the rock and the structure of the rock
100
Where is most magma found?
Magma chambers
100
What is rock made up of fragments of other rocks, minerals, and organic matter?
sedimentary rock
100
Where are most fossils found
Sedimentary rock
200
What are most rocks made of?
Minerals
200
Rocks are weakest at these points
At the cracks and layers
200
What's the main factor that affects the texture (size) of igneous rocks?
How quickly it forms
200
What are 2 processes that create sedimentary rock?
Compaction and Cementation
200
What are 2 types of metamorphism
Contact and regional
300
How do geologists classify rocks?
Based on how they are formed
300
How does fluid and pressure affect how rock melts
Fluid in rock and pressure on rock make the rock melt faster at lower temperatures
300
Where is magma found
Below Earth's surface
300
What are the three types of sedimentary rock?
Organic, Chemical, and Clastic
300
What is the process in which heat, pressure, or hot fluids change the chemical composition of the rock?
Metamorphism
400
What are the three types of rocks?
Igneous, Sedimentary, and Metamorphic
400
What is the process in which different minerals in a rock melt at different temperatures
Partial melting
400
Where is lava found?
Above Earth's surface
400
What does a sediment's angularity tell you?
How rough or smooth it is
400
What type of rocks don't show bands
Nonfoliated metamorphic rocks
500
What type of metamorphism is caused by colliding tectonic plates?
Regional metamorphism
500
If a mineral melts first in the bowen's reaction series it crystallizes __________.
If a mineral melts last in the bowen's reaction series it crystallizes __________.
Last.
First.
500
What type of rock is built up from ash and dust from a volcano?