Igneous
What is molten rock called while it is still in a volcano (it has not hardened yet).
Magma
What are tiny fragments of rock, sand, shells, etc. called?
sediment
Similar to another question, define metamorphic rock.
Any rock formed by heat or pressure.
When sediments go under compaction and cementation, what type of rock do they become?
Sedimentary rock
What is deopisiton?
Depositing or dropping of rocks.
What is molten rock after it has exploded out of the volcano (and has not hardened yet)
Lava
Name one process (that begins with a c) that turns sediment into sedimentary rock
Compaction or cementation
Similar to another question asked, what processes form metamorphic rock?
Heat and pressure.
When any type of undergo weathering and erosion, the bits and pieces they turn into are called what?
Sediments
Name the three types of rocks.
Sedimentary, Metamorphic, Igneous
What are the two categories of igneous rock?
Extrusive and Intrusive
Weathering or erosion
Can any type of rock be turned into a metamorphic rock?
yes
_______ and ________ turn sedimentary rocks into metamorphic rocks.
Heat and pressure
How hot is magma?
1,000 degrees Celsius.
_________ igneous rocks solidify inside of the earth.
Intrusive
What is one form of weathering or erosion?
Wind, rain, sleet, etc.
What does metamorphic rock turn into when it is melted?
Magma
_________ and _______ turn igneous rocks into metamorphic rock.
Heat and pressure
Obsidian is an example of what type of rock?
Igneous rock
_____________ igneous rocks solidify after they have exited the earth.
Extrusive
Define sedimentary rock.
Rock that is formed by the compaction and cementation of sediment.
What does a foliated rock have?
Bands or stripes.
What process turns magma into igneous rock?
Cooling
What type of rock is sandstone?