Jun 7, 2011 ... The ground is being shoved by tectonic plates. ... PANGA's instruments are
sophisticated variations on consumer GPS units, using the ... GPS networks have
revolutionized the study of geology by opening a window onto the ...
results of plate-tectonic forces are most evident (Figure 2). ... studying the Earth's
crustal movements. ... used to determine the rates of plate motion at divergent.
Using GPS to Study Plate Tectonics ... The theory of plate tectonics explains that
... position change can be measured using high-precision GPS instruments.
... Ken Hudnut, a Columbia University graduate student studying plate tectonics
in ... that used GPS to measure distances with a precision of a few millimeters. ....
instruments to sense hydrological changes and deformation in the boreholes and
GPS transmitors are used to detect the slow movement of the tectonic plates.
We can tell from two different lines of evidence—geodetic and geologic—that the
lithospheric plates move. Even better, we can trace those movements back in ...
The surface of the Earth is broken up into "tectonic plates" that move in different ...
To study present-day plate motions, we can anchor GPS instruments firmly in
bedrock and ... The same rules are used here as were used for the Ferris wheel.
The USGS maintains a variety of fault and volcano monitoring instruments ...
Tiltmeters are highly sensitive instruments used to measure ground tilt ... the
position of pendulums hanging between two capacitor plates within a tube in a
For studying and monitoring restless and erupting volcanoes, several onsite and
remote methods are used to gather data that also help us answer four critical ...
Magnetometer, an instrument used to measure the magnetic properties of ... One
technological advance that helped scientists study the ocean floor in more ...