paleomagnetism
/ˌpeɪlioʊˈmæɡnɪtɪzəm/
noun
- The study of the magnetic properties of ancient rocks and the history of Earth's magnetic field.
- Scientists use paleomagnetism to determine where ancient continents were located.
- The textbook explained how paleomagnetism helps date volcanic eruptions.
- Paleomagnetism provides evidence for the theory of plate tectonics.