Notes Taken 2 Flashcards
The region of the upper kantle which lies beneath the lithosphere and it is believed to be involved in the movement of plate tectonics.
Asthenosphere
Plates have edges called
Plate Boundaries
It has a pH level below 7
Acid
It has pH level above 7
Base
Combination of acid and base
Salt
Sudden shaking of the ground that we feel when rock layers slip past one another to a new position
Earthquake
The fracture in the surface of the crust where the two blocks of rocks slip is called the ? Which shows indication of relative movement
Fault
Areas along which all shallow earthquakes occur. These zones are believed to have exhibited evidence of strong and frequent earthquakes in the past thousand of years and are likely to exhibit movements sometimes in the future.
Active faults
Are areas which had not displayed any seismic activity for more than thousands of years
Inactive faults
Study of rocks
Petrology
Process where action of force forms, the large scale deformation of Earth’s surface through the mechanisms of rock movements within the crust. A fault is one of the efffects of it
Diastrophism
Meaning of PHIVOLCS
Philippine Institute of Volcanology and Seismology
Meaning of NASA
National Aeronautics and Space Administration
Invented the Richter magnitude scale
Charles Richter
Invented the Modified Mercalli Scale
Giuseppe Mercalli