Theory of Tectonic Plates
Existed about 245 million years ago it had the prefix meaning "All".
What was pangaea?
A vent or fissure in earths surface which melted rock and gasses pass.
What are volcanos?
Sudden motions along breaks in Earth's crust that can release energy as seismic waves
What are earthquakes?
Massive waves that are created by earthquakes
What is a tsunami?
Made of silicon,oxygen, and magnesium.
What is the mantle?
Meant "All sea" about 245 million years ago.
what was Panthalassa?
Volcanically active places that are not located a plate boundary.
What are Hot spots?
The scale used to find the magnitude of an earthquake.
What is the Richter scale?
The type of movement that produces to create a tsunami.
What is a vertical motion?
What is continental crust?
Northern piece of the earth around 135 million years ago.
What was laurasia?
Colloms of hot rock that rise through the earths mantle.
What are mantle plumes?
Tectonically pushed pieces of rock that deform and spring back creating earthquakes.
What is elastic rebound?
The normal speed of a tsunami traveling across the ocean.
What is 800 km/h?
Made of dense materials but thin.
What is oceanic crust?
Southern piece of the earth around 135 million years ago.
What was Gondwana?
Pressure in rock decreases and temperature increases.
What is the formation of magma?
Major fault across California that has a lot of faults along it.
What is the San Andreas Fault?
The height of a normal tsunami hitting the shore.
What is 30m?
Liquid, iron, and nickel.
What is the outer core?
The year Alfred wegener writes hypotheses about continental drift.
What was the 1900's?
The temperature at the center of pyroclastic flows.
What is 700°C?
The depht of an earthquake at divergent boundaries.
What is 20 km?
The place in Hawaii where most of the earths tsunamis data are put.
What is the Pacific Tsunami warning center (PTWC)?
Temperature is about 4,000°C -5,000°C
What is the inner core temperature?