Geophysics & Environmental Physics
10 terms
Geoid
The hypothetical shape of Earth's surface defined by an equipotential surface of Earth's gravity field matching mean ocean sea level in the…
Geophysics & Environmental PhysicsGeomagnetic Reversal
A major planetary event during which Earth's magnetic field undergoes a complete polarity flip, swapping magnetic North and South poles.
Geophysics & Environmental PhysicsGeomagnetic Storm
A major temporary disturbance of Earth's magnetosphere caused by solar wind shockwaves or Coronal Mass Ejections (CMEs).
Geophysics & Environmental PhysicsGeomagnetism
The scientific study of Earth's magnetic field, its internal origin in the liquid outer core, spatial variations, and temporal fluctuations.
Geophysics & Environmental PhysicsGeostrophic Wind
A theoretical atmospheric wind resulting from a exact balance between the horizontal Pressure Gradient Force and the Coriolis acceleration…
Geophysics & Environmental PhysicsGeothermal Gradient
The rate at which Earth's interior temperature increases with increasing depth below the surface.
Geophysics & Environmental PhysicsGlaciology
The scientific study of glaciers, ice sheets, snow, and all natural ice phenomena in the cryosphere.
Geophysics & Environmental PhysicsGravimetry
The precise measurement of spatial and temporal variations in Earth's gravitational acceleration field.
Geophysics & Environmental PhysicsGreenhouse Effect
The thermodynamic warming process by which atmospheric greenhouse gases absorb outgoing infrared terrestrial radiation and re-emit it in…
Geophysics & Environmental PhysicsGutenberg Discontinuity
The major geophysical boundary located at a depth of ~2,890 km marking the sharp transition between Earth's solid mantle and liquid outer…