One
A naturally occurring solid that can form by inorganic processes and has a crystal structure and definite chemical composition.
Mineral
the layer of rock that forms Earth's outer layer.
Crust
What type of scientist studies the interior of Earth?
Geologist
What is the thickness of the crust?
5 to 40 kilometers thick
In our class mineral lab activity, what physical properties did we investigate?
Color, Streak, Luster, Hardness & Special Properties
a solid in which the atoms are arranged in a pattern that repeats again and again.
Crystal
the layer of hot, solid material between Earth's crust and core.
Mantle
The deeper inside the Earth's interior, the __________ the pressure.
greater
What makes up the Lithosphere?
What is the softest mineral?
Talc
is the process by which atoms are arranged to form a material that has a crystal structure.
Crystallization
is a layer of liquid, molten metal surrounding the inner core.
Outer Core
The temperature inside the Earth __________ as depth ___________.
increases
increases
Where is the Asthenosphere located?
Lower mantle
What is the hardest mineral?
DIAMOND
vibrations that travel through Earth carrying the energy released during an earthquake.
Seismic Waves
is a dense ball of solid metal, at the center of the Earth.
Inner Core
What are the main elements of each layer of Earth?
Crust- oxygen & silicon
Mantle- magnesium & iron
Core- iron & nickel
Two-part question:
Oceanic crust is mostly made of _________.
Continental crust is mostly made of _________.
Basalt
Granite
Minerals can form through various processes, name a process and give me an example.
Cooling of Magma or Lava
Evaporation
Preciptation
Pressure and Temperature
Organic Processes
He was a famous French author who wrote the original version of Journey to the Center of the Earth.
Jules Verne
This is a two-part question:
S-Waves can travel through __________ while P-Waves can travel through ________.
Solids only.
Solids and liquids.
Earth's interior is made up of three main layers. These layers vary greatly in FOUR ways. Tell me what four components make the layers different.
Thickness
Composition
Temperature
Pressure
What THREE processes or forces combine to set convection currents in motion?
Heating and cooling of fluid
Changes in a fluid's density
Force of gravity
For a substance to be a mineral, it must have the following FIVE characteristics.