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Apr 25, 2024 · Earth's Crust. “Crust” describes the outermost shell of a terrestrial planet. Earth's crust is generally divided into older, thicker continental crust and younger, denser oceanic crust. The dynamic geology of Earth's crust is informed by plate tectonics. Map by USGS. Photograph. Article. Vocabulary.
The meaning of CRUST is the hardened exterior or surface part of bread. How to use crust in a sentence.
CRUST definition: 1. a hard outer covering of something: 2. the outside layer of a loaf of bread: 3. a hard outer…. Learn more.
In geology, the crust is the outermost solid shell of a planet, dwarf planet, or natural satellite. It is usually distinguished from the underlying mantle by its chemical makeup; however, in the case of icy satellites, it may be distinguished based on its phase (solid crust vs. liquid mantle).
Jan 25, 2019 · The crust is a thin but important zone where dry, hot rock from the deep Earth reacts with the water and oxygen of the surface, making new kinds of minerals and rocks. It's also where plate-tectonic activity mixes and scrambles these new rocks and injects them with chemically active fluids.
Crust definition: the brown, hard outer portion or surface of a loaf or slice of bread (distinguished from crumb).. See examples of CRUST used in a sentence.
CRUST meaning: 1. a hard outer covering of something: 2. the outside layer of a loaf of bread: 3. a hard outer…. Learn more.
