WebWhich one of the following best characterizes the asthenosphere? Select one: a. a zone of softened peridotite in the upper mantle b. a layer of soft, solid, magnesium silicates and molten iron droplets at the base of the mantle c. a zone of hardened, silicate rock at the base of the oceanic crust WebThe Moho ____________. a. is found deeper underneath continents than under oceans. b. lies at uniform depth everywhere it is found in Earth. c. is found well below the crust/mantle boundary. d. is found deeper underneath oceans than under continents. a. is found deeper underneath continents than under oceans.
Lithosphere - National Geographic Society
WebOct 28, 2024 · The upper mantle is liquid rock, and very hot. The upper mantle actually moves large areas of crust, called tectonic plates, very slowly. When tectonic plates move, they can form... Web27 and his "brother" 26 are wild boars experimented on by Bruce Banner while he was separated from the Hulk. Enhanced Senses: 26 and 27 could track the Hulk by smell to … d2bb-a23943 handle
Upper mantle (Earth) - Wikipedia
WebThe Earth’s crust is its lightest, most buoyant rock layer. Continental crust covers 41percent of the Earth’s surface, though a quarter of that area is under the oceans. The … WebThe oceanic crust, which is rich in basalts from volcanic activity, show distinct components that provides information about the evolution of the Earth's interior over the geologic timescale. Incompatible trace elements become depleted when mantle melts and become enriched in oceanic or continental crust through volcanic activity. WebFeb 14, 2024 · The rigid outer part of the earth, consisting of the crust and upper mantle. is a relatively cool, rigid shell and averages about 100 km in thickness and called the: a. asthenosphere. b. lithosphere. c. stratosphere. d. cryosphere. Questions 6-9 apply to the Structure of the Earth Diagram below. bing maps.com satellite