Sentence examples for gravimeter from inspiring English sources

Very small differences in gravitational force can be measured by a sensitive instrument known as the gravimeter.

Measurements were made with a gravimeter at different heights and coupled with an extensive survey of gravity around the base of the tower.

The students are still standing watches, but only four hours at a time, monitoring the hull-mounted systems (gravimeter, swath bathymetry and sub-bottom profiler), which will collect data from the dock and back on each trip.

The gravimeter and towed magnetometer respond to the density and magnetization of the material below the seafloor.

Nasa even sent a lunar surface gravimeter to the moon on Apollo 17 in 1972.

Gravimeter, also called gravity meter, sensitive device for measuring variations in the Earth's gravitational field, useful in prospecting for oil and minerals.

This used orbiting gravimeters to try to measure changes in ice cover from effects on the local gravitational field.

Gravimeters have been developed that can detect variations in the Earth's gravitational field as small as one part in 10,000,000.

His submarine device was used from 1923 until the late 1950s, when spring gravimeters on surface ships superseded it.

Fibres of vitreous silica are essential for precision instruments, such as balances, galvanometers, and gravimeters.

These include measurements of the Earth's gravitational field with gravimeters on land and sea and artificial satellites in space; magnetometric measurements of the planet's magnetic field; and seismological surveys of subsurface geologic structures using reflected and refracted elastic waves produced by earthquakes or by artificial means (see seismic survey).