How many major rock types are in the rock cycle?
Igneous rocks are classified by
A rock that was once a different rock with a different mineral composition and/or texture is a(n)
Clastic sedimentary rocks are classified by
Gravel, sand, silt, or clay are types of
Regional metamorphism can be the result of
Two rocks have the same minerals, but of very different sizes. Which statement is true?
The minerals cooled at different rates from a magma.
All of the following are metamorphic rocks except:
schist. quartzite. gneiss. granite.
Sediments are laid down, or __________, before they can be formed into sedimentary rocks.
Cemented sediments become ___________ sedimentary rocks.
A rock that is exposed to so much heat and pressure that it melts will cool to become a(n) ____________ rock.
The rock that makes up the ocean floor is
Regional metamorphism is due to extreme _______
What is the primary process by which rocks break down into sediments?
. ___________ occurs when sediments are squeezed together by the weight of overlying sediments on top of them
two main subcategories of sedimentary rocks
Which term describes igneous rocks that crystallize above the crust
. ____________ metamorphism changes a rock that is in contact with magma because of the extreme heat.
____________ igneous rocks solidify beneath the surface.
If limestone is buried under the ground and placed under pressure until it becomes extremely hot, it changes to the metamorphic rock _______________
Many mountain ranges are made of the igneous rock __________
. Banded layers found in metamorphic rock are known as ____________.
Which sedimentary rock has the smallest grains?
Gravel, sand, silt, or clay are types of