Volcanoes, Earthquakes, and Mountain Ranges Flashcards
A volcano with accounts of eruption documented
within 10,000 years
Active Volcano
A big body of land on the globe
Continent
A vibration of Earth due to the rapid release of energy
Earthquake
The location on the Earth’s surface directly above the focus of an earthquake
Epicenter
The exact site of the origin of an earthquake, below the epicenter
Focus
The liquid rock below the Earth’s surface
Magma
A landmass that projects well above its surroundings; higher than a hill
Mountain
A chain of mountains
Mountain Range
Earthquake waves
Seismic Wave
The first type of seismic wave to be recorded in a seismic station, these compression waves are the fastest and travel through solids, liquids, and gases
Primary Wave
The second type of earthquake wave to be recorded in a seismic station; these shearing waves are stronger than P-waves, but only move through solids
Secondary Wave
The graphical record of an earthquake
Seismogram
A Japanese term for “big wave in the port;” generated during undersea quakes
Tsunami
A mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor and gas is being or have been erupted from the earth’s crust
Volcano
A measuring instrument for detecting and measuring the intensity and direction and duration of movements of an earthquake
Seismograph