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EE Vocab Quiz 1
Vocabulary terms 1-15
Term | Definition |
---|---|
Volcano | A vent in the surface of Earth through which magma and associated gases and ash erupt. |
Earthquake | a sudden motion or trembling in Earth caused by the abrupt release of slowly accumulated strain. |
Geology | the study of planet Earth: the materials of which it is made, the processes that act on these materials, the products formed, and the history of the planet and all its forms since its origin. |
Latitude | a north-south measure of a point on Earth’s surface relative to the Equator. |
Longitude | the east-west position of a point on Earth’s surface, relative to the Prime Meridian, an imaginary line chosen on Earth’s surface that stretches from the North Pole to the South Pole and passes through Greenwich, England. |
Crust | the outermost layer of earth, composed of rock. |
Plates | sheets of rock that include part of Earth’s crust |
Plate tectonics | the theory that Earth’s crust is divided into a number of plates, and the study of how the plates move and interact with one another |
Mantle | the zone of earth beneath the crust and above the core. |
Core | the central part of Earth made of iron and nickel. It consists of a liquid outer part and solid inner part. |
Seismology | the study of earthquakes and the structure of the earth, using information from seismic waves. |
Seismic wave | a general term for waves produced by earthquakes or artificially through explosions. |
Density | the mass of quantity of a substance per unit volume |
Plate Boundary | the area along the edges of Earth’s plates. |
Fault | a fracture (break or crack) through rock, along which the masses of rock on either side of the fracture move. |