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Gravitational field (earth)
Region or space around earth's mass which exerts a force that mutually attracts other masses in proportion to the product of the two masses and the distance between them.
This category is also used for gravity field, and gravity.
Subtopics:
Isostatic anomaly (12 items)
Free-air anomaly (1 items)
Bouguer anomaly (5 items)

Gravity anomaly maps (11 items)
Related topics:
Results 1 - 10 of 86 listed by similarity [list alphabetically]
Isostatic residual gravity anomaly grid for the conterminous US [New Window]
Measurements of the gravitational field vary slightly from place to place due to the composition and structure of Earth's crust. This digital grid describes the isostatic residual gravity anomaly for the conterminous US.
Bouguer gravity anomaly grid for the conterminous US [New Window]
Measurements of the gravitational field vary slightly from place to place due to the composition and structure of Earth's crust. This digital grid describes the Bouguer gravity anomaly for the conterminous US.
PDF Introduction to potential fields: gravity [New Window]
Explanation of the Earth's gravitational field, emphasizing how USGS scientists measure gravity and portray these measurements on maps. Explains terminology of gravity anomaly maps and their relationship to the rock types and other geologic features.
Aeromagnetic and gravity data over the central Transantarctic Mountains (CTAM), Antarctica [New Window]
Gridded and tabular magnetic data and gravity station observations. Maps depicting the data are included in the report.
Aeromagnetic and gravity maps of the central Marysvale volcanic field, southwestern Utah [New Window]
Maps (no data) depicting aeromagnetic and Bouguer gravity anomaly in the study area. Report discusses rock sample density and magnetic properties, but data are buried in PDF tables.
Aeromagnetic and gravity surveys in Afghanistan [New Window]
Collection of historical gravity and aeromagnetic data in Afghanistan (1911 through 1967)
Arizona aeromagnetic and gravity maps and data [New Window]
Aeromagnetic surveys of Arizona, merged to form seamless grids across the state. Gravity anomaly data are provided as well.
Arkansas and Louisiana aeromagnetic and gravity maps and data [New Window]
Aeromagnetic surveys of Arkansas and Louisiana, merged to form seamless grids across the states. Gravity anomaly data are provided as well.
Colorado aeromagnetic and gravity maps and data [New Window]
Aeromagnetic surveys of Colorado, merged to form seamless grids across the state. Gravity anomaly data are provided as well.
Compilation of Alaska gravity data and historical reports [New Window]
Gravity measured from 1958-2005, with standard gravity reduction calculations applied to correct for latitude, elevation, topography, and isostasy.
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