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Terms in this set (19)
The surface of the earth that we walk on. comprised of dirt, silt, and ocean basins.
Earth's outer layer. outermost layer and tectonic plates.
The layer beneath the lithosphere.
the solid part of the earth that consist of all rock, as well as soil and loose rocks on earth's surface.
the rigid outermost layer of the earth that is divided into pieces.
this part of the earth is spherical in shape and about 1,200 km thick. molten material of iron and nickel alloy.
liquid layer composed of iron and nickel. its about 2,300 km thick.
this layer is located under earths crust. it is approximately 2,900 km thick. it is made up of iron-magnesium silicates
Ranges from 0-10 and measures the amount of energy released during an earthquake based on seismograph oscillations.
occurs when the ground shakes due to movements of tectonic plates such that a plates fault yields and causes a collision, cracking, rubbing gains, or slipping past the other fault.
considering a communities need and designing based on what they need.
edges of tectonic plates where the sections of the earth can slip past each other. These rough edges can become lodged against one another as tectonic plates move.
amount of energy released during an earthquake.
first waves to arrive during an earthquake. They are compression (or longitudinal) waves that travel in and through the earth's crust.
second waves to arrive during an earthquake. These waves are shearing,or transverse,wave that travel through the interior of the earth's crust in a side-to-side motion.
waves that of through the earth, shaking it during an earthquake.
slowest earthquake waves that travel across the earth's surface.
device that measures seismic waves of an earthquake and determines an earthquake's magnitude,depth, and location of occurrence.
the detailed mapping or charting of an area's geographic surface features such as mountains and volcanoes.
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