Minerals
Minerals 2
Minerals 3
Minerals & Tectonics
Tectonics
100
rocks formed when magma solidifies
What is igneous rocks
100
test of how hard or soft a rock is
What is a hardness test
100
thin and solid outmost layer above the mantle
What is the crust
100
how often the north and south pole shift location
What is 200 million years ago
100
Magma flows above the earth's surface
What is volcanic activity
200
rocks formed by layers of sediment
What is sedimentary rocks
200
affect of wind and water on rocks
What is weathering and/or erosion
200
central part of earth below the mantle
What is the core
200
crack in the earth created when rocks on either side of a break move
What is a fault
200
a trench or crevice in the earth appears as a result of this
What is two tectonic plates pulling apart - divergence
300
rocks formed by heat and pressure
What is metamorphic rocks
300
when magma cools above the surface, a type of igneous rock
What is extrusive
300
lava is often rich in this material
What is iron
300
layer of rock between earth's crust and core
What is the mantle
300
movement at the San Andreas fault is an example of this boundary
What is transform
400
mainly single element or compound, makes up rocks
What is a mineral
400
when magma cools below the surface, often forming large crystals in igneous rock
What is intrusive
400
layer of earth, made of crust and part of the upper mantle
What is the lithosphere
400
process by which one lithospheric plate moves beneath another as a result of plate tectonics
What is subduction
400
part of the earth consisting of the crust and the upper portion of the mantle
What is lithosphere
500
test of how shiny a rock or mineral is
What is a luster test
500
used to date rocks down to the yaer
What is radioactive dating
500
theory that explains how the outer parts of the earth move
What is plate tectonics
500
Pangea existed as early as this many years ago
What is 190
500
sediments become sedimentary rocks through this process
What is compaction and cementation
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