A _________ is a pure substance with a specific chemical composition.
What happens at number 1?
melting
Type of igneous rock that is formed when lava cools quickly on earth's surface
extrusive rock
____________ sedimentary rocks are formed from the remains of dead organisms.
biochemical
When a metamorphic rock forms, it will start with a __________.
another rock (igneous rock or sedimentary rock)
When we identify minerals, _____________ is very unreliable to use because many minerals are the same or the same mineral may vary.
color
What belongs at numbers 3 and 4?
pressure and temperature
Type of igneous rock that is formed when magma beneath earth's surface cools slowly
intrusive rock
________ sedimentary rocks are made of small pieces called clasts stuck together
Metamorphic rocks are foliated and nonfoliated, what to foliated rocks have that nonfoliated rocks do not have?
layers
A variety of minerals make up __________.
rocks
What happens at numbers 5, 6, and 7?
weathering and erosion
silica
___________ sedimentary rocks are formed when minerals are left behind when water evaporates.
To create a metamorphic rock, you can add either extreme heat, pressure, or ______________.
chemicals
When identifying minerals, you can do a streak test. When doing a streak test, you are looking at the _________ of the streak on the plate.
color
What happens at number 2?
cooling and crystallization
Igneous rocks that cool slowly will have __________ grains/crystals.
large
DOUBLE JEOPARDY
Sedimentary rocks are made of sediments. These sediments are created from _____________ and _______________ what wear down rocks.
weathering and erosion
plastic deformation
When identifying minerals, you can perform a hardness test. When doing the hardness test, you use the __________ scale of mineral hardness. If a mineral is soft, it will be scratched. If a mineral is hard, the mineral will remain unscratched.
What happens at number 8?
compaction and cementation
Igneous rocks that cool quickly will form _____________ grains/crystals.
small
DOUBLE JEOPARDY
___________ and _____________ is the process that a sedimentary rock goes through by "squishing and gluing" sediments together.
compaction and cementation
Contact metamorphism is when a rock changed by making direct contact with the rock through extreme heat and pressure. ______________ metamorphism is when a large area is changed by extreme heat and pressure.