1. The field of science that studies these questions is called Gravimetry . 2. The densification is done by a combination of DTM models and areal gravimetry . 3. Other fields he contribute to include seismic wave propagation, gravimetry and glaciology. 4. In 1906, L�r�nd E�tv�s conducted an experiment on gravimetry in the town. 5. He also studied scientific output of Marcin Bylica of Olkusz, and prepared the history of geodesy and gravimetry . 6. The cores of planets are inaccessible, studied indirectly by seismometry, gravimetry , and in some cases magnetometry. 7. Potassium hexachloroplatinate is similarly insoluble, and hexachloroplatinic acid has been used in the determination of potassium ions by gravimetry . 8. Gravimetry provides very little room for instrumental error and does not require a series of standards for calculation of an unknown.9. The large increase in gravity measurement accuracy made possible by Kater's pendulum established gravimetry as a regular part of geodesy. 10. An even more exotic method involves " gravimetry , " the measurement of subtle variations in Earth's gravitational pull.