Structure of the Earth Part 1
Layer of the earth at the very center of the earth.
inner core
Liquid layer of rock inside the earth. Up to 5000 degrees C or 9000 degrees F.
Gullying is when Erosion by ______ causes running water to carve a channel, or gully, in the ground.
Rain
Ice ______ occurs when rainwater or melted ice soaks into the tiny cracks in a rock and freezes.
wedging
A sea _____ is an isolated column of rock that forms when a sea arch collapses.
stack
3rd layer of the earth (from the center).
Layer of the mantle closest to the earths crust.
upper mantle
Material carried by a stream caused by Erosion by River.
Load
In Erosion by Gravity the most fluid and fastest type of mass wasting is called a ______.
mudslide
The most important effect of Erosion by Wind is called ______, where loose particles of sand and soil are removed by the wind.
deflation
The layer of the earth that we live on is called the ____.
crust
Where the upper mantle merges into the lower mantle is called the _______ zone.
transition
Stalactites, stalagmites, and sinkholes are caused by Erosion by _____.
groundwater
In Erosion by Glaciers a _____ is formed when three or more cirques cut into a mountain peak creating a sharp steeple-shaped point.
A weak earthquake.
tremor
The layer where there is a change in density of the rocks that marks the lower boundary of the crust is called the?
Mohorvicic discontinuity or Moho
The crust is made up of which 2 layers?
crust and moho
A _____ - slip fault is where rocks along one side of the fault move horizontally along the fault.
Large masses of rocks that float like rafts on the plastic rock of the upper mantle are called _____ plates.
tectonic
Smaller earthquakes or tremors that follow an earthquake are called _______.
aftershocks
The area where the density of the earth changes at the bottom of the mantle is called the ______?
core-mantle boundary
The Gutenberg discontinuity lies about 2900km beneath the earths surface and is also called the ___?
core-mantle boundary
Matthew 24:44
Therefore you also must be ready, for the Son of Man is coming at an hour you do not expect.
A _____ fault results when rocks on one side of the fault are shoved on top of the rocks on the other side.
thrust
A ____ fault occurs when rocks along one side of a fault sink vertically usually causing cliffs.
normal