Igneous rocks form from cooled __________ or _________.
What is magma or lava?
100
Indiana burns this biochemical sedimentary rock for energy.
What is coal?
100
Metamorphic rocks form when any type of rock is put under lots of __________ and _________.
What is heat and pressure?
100
If a piece of basalt was eroded into sediment then got compacted and cemented, it would become ___________ rock.
What is sedimentary?
100
________________ is a famous building made form Indiana limestone.
What is (lots of correct answers)?
200
________ igneous rocks form from lava outside Earth's surface, whereas ________ igneous rocks form from magma inside the Earth.
What are extrusive and intrusive? (in that order)
200
Sandstone and conglomerate rocks are known as __________ sedimentary rocks, because they are made of smaller pieces of rock.
What is clastic?
200
Marble is a ____________ rock, meaning its minerals are not arranged in bands or lines.
What is nonfoliated?
200
If a piece of sandstone got buried deep underground, melted into magma, then cooled and crystallized underground, it would become a(n)___________ _____________ rock.
What is an intrusive igneous rock?
200
__________ is also known as volcanic glass.
What is obsidian?
300
__________ igneous rocks are lighter in color and made of lighter elements such as silicon and aluminum.
What are felsic igneous rocks?
300
___________ sedimentary rocks, such as halite (rock salt), form when dissolved minerals crystallize directly from water.
What is chemical?
300
___________ metamorphism is the term for when rocks are changed by heat from touching magma underground.
What is contact metamorphism?
300
Rocks become sediments by the processes of __________ and ___________.
What are weathering and erosion?
300
The Taj Mahal is made of _____________, which forms when limestone is put under great heat and pressure.
What is marble.
400
___________ is a common igneous rock used in construction, such as counter-tops and Mount Rushmore.
What is granite?
400
The fact that Indiana has so much limestone, a biochemical sedimentary rock, supports the idea that this area was once covered in ____________.
What is water or inland seas?
400
__________ metamorphism can form vast areas of metamorphic rock, such as the Appalachian Mountains.
What is regional metamorphism.
400
If a piece of granite underground melted and erupted from a volcano, it would be __________.
What is lava?
400
____________ is a chemical sedimentary rock that is used in the production of drywall and plaster.
What is gypsum?
500
For lava or magma to become an igneous rock, it must ___________ and ____________.
What is cool and crystallize?
500
Sedimentary rocks form when sediments are ____________ and __________.
What is compacted and cemented?
500
Regional metamorphism is typically caused by the enormous heat and pressure generated by ___________ ___________.
What is colliding plates (or equivalent response)?
500
____________ is the term for when rock is brought from underground up to the surface.
What is uplift?
500
___________ is a metamorphic rock that is typically green, somewhat slippery, and whose name means "snake rock".