Minerals
The physical property of a mineral focuses on:
color, smell, shape
Color
Rocks are made of ________
Minerals
Erosions is __________
the breakdown of rocks over time
The main 2 Earth layers are:
magma chamber, lithosphere, convergent, asthenosphere, biosphere
lithosphere and asthenosphere
Metamorphic rocks are the 3rd type of rock
true or false?
True
Albedo, Luster, Shine
Luster
Lava is found _____ of the volcano
outside
Deposition of rocks means they ___________
accumulate in an area
Convection currents happen when _______ dense material rises and ______ dense material sinks.
less , more
Contact metamorphisms means _________ __________ physically alter the rock structure.
high temperatures
When a mineral breaks unevenly it is called:
Cleavage or Fracture
Fracture
High temperatures will create _________ igneous rocks and they tend to be darker
MAFIC
Sediments are ____________
small fragments of rocks or organic material
Which crust is more dense?
Continental or Oceanic?
Oceanic
Who proposed the plate tectonics theory?
Albert Einstein, Nikola Tesla, Alfred Wegener
Alfred Wegener
Which element are carbonate minerals formed from?
Iron, Phosphorus, Carbon
Carbon
Plutonic rocks will have _________ crystals
larger, medium, smaller
larger
Compaction is when ______
sediments get squeezed together
Subduction occurs when ________ crust sinks underneath ___________ crust.
oceanic, continental
Regional Metamorphism is when there is _______ __________ in one direction.
high pressure
Ores have ______ _______ value
high economic
Volcanic/ external igneous rocks have smaller crystals because _____________________
the cooling is very fast
Cementation is when smaller sediments fill up gaps in compacted rocks and _________ them together
glue/ stick
What is the fault line that runs through California and what type of plate boundary is this?
San Andreas, Transform
The Mariana Trench is the ____________
deepest part of the ocean