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EE Learning Set 2
Vocabulary #'s (1-16)
Question | Answer |
---|---|
Volcano | A vent in the surface of Earth through which magma and associated gases and ash erupt. |
Earthquake | A sudden motion or trembling 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 of Earth's surface relative to the Equator. The latitude is measured in degrees (0-180) north or south from the Equator. |
Longitude | The east-west position of a point on Earth's surface, relative to the Prime Meridian (0-180), an imaginary line chosen on Earth's surface that stretches from The North Pole to the South Pole. |
Crust | The outermost layer of Earth composed of rock. |
Plate | 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. It is divided into the upper mantle and lower mantle. |
Core | The central part of Earth made of iron and nickel. It consists of a liquid outer core and solid inner core. |
Seismology | The study of earthquakes and the structure of Earth, using information from seismic waves. |
Seismic Waves | 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 | An area along the edges of Earth's plates. |
Fault | A crack in one of Earth's plates that results when enough force is applied to break the rock of Earth's crust. |
Fold | A bend in rocks. |