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  1. Tectonics - Wikipedia

    Tectonic studies are important as guides for economic geologists searching for fossil fuels and ore deposits of metallic and nonmetallic resources. An understanding of tectonic principles can help …

  2. TECTONIC Definition & Meaning - Merriam-Webster

    The meaning of TECTONIC is of or relating to tectonics. How to use tectonic in a sentence.

  3. Plate tectonics | Definition, Theory, Facts, & Evidence | Britannica

    Dec 23, 2025 · In essence, plate-tectonic theory is elegantly simple. Earth ’s surface layer, 50 to 100 km (30 to 60 miles) thick, is rigid and is composed of a set of large and small plates. Together, these …

  4. What is Tectonic Shift? - NOAA's National Ocean Service

    Earth’s crust, called the lithosphere, consists of 15 to 20 moving tectonic plates. The plates can be thought of like pieces of a cracked shell that rest on the hot, molten rock of Earth’s mantle and fit …

  5. Plate Tectonics - National Geographic Society

    May 21, 2025 · Plate tectonics is a scientific theory that explains how major landforms are created as a result of Earth’s subterranean movements. The theory, which solidified in the 1960s, transformed the …

  6. Tectonics - Latest research and news | Nature

    Jan 16, 2026 · This includes the movements of the Earth’s tectonic plates that result in the creation, destruction and rearrangement of the Earth’s crust and lithosphere.

  7. Tectonic Plates - Science Notes and Projects

    Feb 10, 2024 · Learn about tectonic plates in geology. Get a tectonic plate map, learn the names of the major plates, and discover the types of boundaries.

  8. Plate Tectonics – Definition, Theory, Plate Boundaries, and Hotspots

    May 3, 2018 · It explains how the Earth’s rigid outer shell — the lithosphere — is divided into large slabs called tectonic plates, which move slowly over the semi-molten asthenosphere beneath. This …

  9. Tectonics - NASA Earthdata

    Jan 8, 2026 · Tectonics is the study of the plates, the forces acting on them, and their motion. NASA has a variety of tectonic data from an assortment of sources, such as synthetic aperture radar …

  10. What is a tectonic plate? [This Dynamic Earth, USGS]

    A tectonic plate (also called lithospheric plate) is a massive, irregularly shaped slab of solid rock, generally composed of both continental and oceanic lithosphere.