Layers of The Earth
Oceanic crust is made out of.
What is iron, calcium, and magnesium?
This is the definition of a tectonic plate.
What is A block in the Lithosphere that consists of the crust and the rigid, outermost part of the Mantle?
The definition of a fault
What is a break in a body of rock along which one block slides relative to another
Occurs near tectonic plate boundaries.
What is a Earthquake
A vent or fissure in Earth's surface through which magma and gasses are expelled
What is a Volcano
Name the compositional layers of the Earth
What is Core, Mantle, and Crust?
the plate that subducted 25 million years ago
What is the Farallon Plate?
The definition of a normal fault
What is when rocks are pulled apart because of tension. And the hanging wall moves down relative to the footwall.
The sudden return of elastically deformed rock to its undeformed shape.
What is elastic rebound
The definition of Magma
What is liquid rock produced under Earth's surface; igneous rocks form from magma
The Continental crust is thicker than the Oceanic crust True or False
What is True?
The average movement is 2.5 cm/year to 15 cm/year
What is Tectonic Plate Motion?
When rocks are pushed together by compression. And the hangingwall moves up relative to the footwall.
What is a reverse fault?
The name for P waves and S waves
What is primary, or pressure waves. And what is secondary waves and shear waves.
Benefits of volcanic eruptions
What is Volcanic Soil, geothermal energy, concrete, cleaners, facial scrubs, and soaps
Name the physical structures of the Earth in order
What is the Lithosphere, Asthenosphere, Mesosphere, Outer core, Inner core?
The definition of Batholith
What is a large mass of igneous rock in earths crust that if exposed at the surface covers an area of at least 100 km 2
When rocks are moved horizontally by opposing forces, strike-slip faults form?
What is a Strike-slip fault
The reason Earthquakes happen
What is stress that forms plastic deformation or like a rubber band being stretched elastic deformation
Name four different types of Pyroclastic Material
What is Volcanic bombs, Volcanic ash, Lapilli, and Volcanic blocks
The Mantle is what percent of the earth.
What is 67%?
Name the difference between a convergent and a divergent boundary
What is one pulls apart or separates and the other collides and forms a mountain
The definition of a slickenslide
What is when groves, striations, or polishes surfaces indicate where rocks have moved.
The depth of a reverse fault at a convergent boundary
What is 700 km
Aa, Pahoehoe, Pillow lava, and Blocky lava
What is the four different types of lava