What is the special feature of the upper mantle. This is called the Gutenberg discontinuity.

What is the special feature of the upper mantle. Until the discovery of a major transition near 660-km depth, the upper mantle was The upper mantle has a soft weak plastic like layer called the asthenosphere, which is capable of flowing. These geological elements contribute to the dynamic, living system that is nature’s mantle, constantly interacting to shape the environment. Dec 8, 2023 · Interior of the Earth: Crust, Mantle and Core The Earth’s interior can be divided into three main layers: the crust, the mantle, and the core. Aug 29, 2022 · The upper mantle extends from the crust to a depth of about 410 kilometers (255 miles). The upper mantle causes the tectonic plates to move. Jan 27, 2025 · The crust and upper mantle, two distinct layers of the Earth, are closely related in their composition and characteristics. Answer: One of the special features of the upper mantle is its role in the Earth's geology and geodynamics. It is due to the fact that each layer has different melting point, pressure and temperature. Feb 8, 2015 · Facts about The Mantle 5: the inner and outer core The outer core of the mantle is in liquid form, while the inner core comes in solid form. Essential parameters in any model to describe these phenomena are the mantle's compositional and thermal structure. It is composed of peridotite, a rock containing mostly the minerals olivine and pyroxene. What elements make up most of the mantle? Q5. What materials make up the inner core? Q8. Most of Earth’s volume (82. The upper mantle starts below the crust and goes down to a depth of around 200 miles to the boundary with the lower mantle. Nov 29, 2023 · The lithosphere is the solid, outer part of Earth, including the brittle upper portion of the mantle and the crust. It is divided into two regions: the lithosphere and the asthenosphere. The asthenosphere is partially molten upper mantle material that behaves plastically and can flow. This set of models is not homogeneous, and some care must be exercised in interpreting it. What is the special feature of the upper mantle Answer No one rated this answer yet — why not be the first? 😎 acc617031 LIVE solutions available only on Filo App Download Filo now Trusted by 30,00,000 students Found 4 tutors discussing this question Amelia Discussed what is the special feature of the upper part of the mantle 7 mins ago Discuss this question LIVE 7 mins ago Nov 21, 2023 · What is the mantle ? Learn the mantle definition in earth science, facts about the mantle, and how the mantle is responsible for plate tectonics. This allows lithospheric plates to move and causes rock melting in the upper mantle. Left- Cutaway showing continental and ocean crust, and upper mantle layers. Why Nature’s Mantle is Important Jul 16, 2024 · Discover 45 fascinating facts about mantle composition, including its structure, minerals, and role in Earth's geology. What materials make up the inner core? The upper mantle refers to the upper layer of the mantle, located from the base of the crust to about 410 kilometers deep. The lithosphere is both the coolest and the most rigidof Earth’s layers. Together, they form a crucial segment of our planet's structure, influencing its geological processes and shaping its surface features. This flow of material contributes significantly to plate tectonics. The Earth comprises several distinct layers, each possessing unique characteristics and properties. It is the solid (more brittle) zone of the 4 What is the special feature of the upper mantle The upper mantle has with it a sofit weats layer called the asthenosphere which is capable of flowing This property facilitates the movement of the Dec 11, 2024 · The Upper Mantle 12/10/24 “What is special about the upper part of the mantle?” The Earth is a humungous structure. what is the special feature of the upper mantleThe upper mantle is the layer of rock inside the Earth that begins just beneath the crust and extends to a depth of about 410 kilometers (255 miles) . The fluidity of these rocks powered the movement of the tectonic plates on the earths crust. The upper mantle and crust are collectively referred to as the lithosphere. In a sense, the upper mantle is Earth’s restless heart, always in motion. Most body wave studies This layer is crucial for tectonic plate movement. . Temperatures range from approximately 200 °C (392 °F) at the upper boundary with the crust to approximately 900 °C (1,650 °F) at the boundary with the lower mantle. We would like to show you a description here but the site won’t allow us. Jun 1, 2008 · The upper mantle is the source of almost all magmas. It is composed of low-density, easily melted rocks; the continental crust is predominantly granitic rock (see granite), while composition of the oceanic crust corresponds mainly to that of basalt and gabbro. The mantle can be described as a layer of the Earth located between the crust and the core. 6% of Earth's silicate See answer Advertisement Advertisement riapaulalonzo riapaulalonzo Mantle is one of hotest part of earth thats why its special thankyou Advertisement Advertisement Apr 14, 2022 · The lower mantle extends from about 660 kilometers (410 miles) to about 2,700 kilometers (1,678 miles) beneath Earth’s surface. This transition area is called the Mohorovic̆ić discontinuity, or Moho. [2] [3] Characteristics We would like to show you a description here but the site won’t allow us. The upper portion of the mantle is called as asthenosphere, The word “astheno” is a Greek word meaning 'weak'. However, geologists subdivide these layers into a complex structure that better describes the Jun 21, 2024 · One special feature of the upper mantle is that it is mostly composed of solid rock but can exhibit some partial melting in certain regions, leading to magma formation. What materials make up the inner core? Q5. The properties of upper-mantle seismic reflectors, especially the observed lateral variations in the seismological properties of the mantle transition zone, indicate that the upper mantle possesses a peridotite composition, approaching that of the pyrolite model, whose seismic character is largely controlled by thermal perturbations of phase Answer:`The special feature of the upper mantle is the asthenosphere. This molten material heats the asthenosphere and lithosphere, triggering volcanic eruptions. The lithosphere is the solid, outer part of Earth, extending to a depth of about 100 kilometers (62 miles), and includes both Jun 30, 2024 · Upper mantle It begins at the Mohorovicic discontinuity, which is the transition zone between the Earth’s crust and mantle, and is divided into two layers: the lithosphere and the asthenosphere. The rest of the upper mantle is a hot, plastic, deformable material known as the asthenosphere. 5%) is its mantle, and only a small fraction (1. Right- crust, mantle, and outer Study with Quizlet and memorize flashcards containing terms like Which theory states that Earth's crust and rigid upper mantle move in different directions and at different rates over Earth's surface?, Tectonic plates interact at places called plate, Places where tectonic plates move apart are called and more. 4 Earth’s interior. Jan 1, 1998 · PDF | On Jan 1, 1998, W. In estimating elemental abundances in the mantle, however, the The upper mantle of the Earth begins just beneath the crust about 35 km (22 mi) and ends at the top of the lower mantle at 670 km (420 mi). The layer below the lithosphere is called the asthenosphere, which is the weaker, hotter, and deeper part of the upper mantle that is able to convect. The lower layer is generally in semi-liquid state and due to the heat generated by the core, convention currents occur in the mantle where rock rises due to high temperature but then sinks again slowly as it cools down. The Earth, like an onion, consists of several concentric layers, each with its own unique set of properties and characteristics. What element is the most abundant in the Earth's crust? Q4. Answers is the place to go to get the answers you need and to ask the questions you want What is the lower mantle? The lower mantle is much hotter than the upper mantle and begins at around 660 kilometres below the surface of the earth. **Seismic activity**: The upper mantle is involved in seismic activity, as the movement of tectonic plates along the upper mantle leads to earthquakes and volcanic activity. Approximately 2900km. Apr 30, 2024 · As a mantle plume reaches the upper mantle, it melts into a diapir. Q2. Its main features They are: Upper mantle: the upper part of the mantle begins in a transition zone with the crust, called Mohorovicic discontinuity and is divided into two layers: the asthenosphere and the lithosphere. Mantles are characteristic of planetary bodies that have undergone differentiation by density. It plays a crucial role in Earth's geology, influencing processes like plate tectonics and volcanic activity, which are essential for understanding how rocks are recycled in the rock cycle and how heat is transferred throughout the planet's interior. The mantle is primarily composed of silicate minerals rich in iron and magnesium. May 18, 2025 · The Earth's mantle is a thick layer of rock located between the crust and the core. The temperature of the mantle rises fast in the thermal boundary layers at the top and bottom of the mantle and gradually rises throughout the interior. What is the special figure of the upper mantle? The special feature of the upper mantle is the asthenosphere layer. It varies in thickness, with Aug 23, 2020 · The thickest section of the Earth. In this comprehensive article, we embark on a journey to uncover the intriguing facts about the mantle, delving into its Jan 9, 2025 · The Earth's mantle is the thickest layer of the Earth, lying between the crust and the core. Although the composition Jan 1, 2021 · The lower mantle depth shell accounts for nearly 56% of Earth’s volume, and extends from 660 km depth down to the core-mantle boundary (CMB) at 2891 km depth (and thus includes the D″ layer). The upper mantle has Olivine (a very special rock), compounds with silicon dioxide, and a substance called Peridotite. May 30, 2020 · The upper mantle has Olivine (a very special rock), compounds with silicon dioxide, and a substance called Peridotite. Answer the following guide questions: Q1. These layers consist of the crust, mantle, outer core and inner core. The asthenosphere is a semi-fluid layer found in the upper mantle of the Earth, situated just below the rigid lithosphere. [2] The lithosphere-asthenosphere boundary is conventionally taken at the 1,300 °C The mantle consists of three distinct zones – the upper mantle, the asthenosphere and the mesosphere. The rocks and minerals of the upper mantle are rich in magnesium and low in silicon and aluminium. The amount of magnesium with rocks and mineral in upper mantle have more amount of magnesium and the crust have less amount of magnesium in silicon and aluminum. 06 × 10 24 kg, about a quarter of the total mass of the mantle. The major discontinuities throughout Earth’s mantle are thus well-explained by phase transitions in the olivine-perovskite system. We’ll look at the mantle’s composition, physical properties The upper mantle has Olivine (a very special rock), compounds with silicon dioxide, and a substance called Peridotite. It is composed of silicate rocks and is about 2,900 kilometers thick. What materials make up the inner core? Structure and Layers of the Earth's Mantle The mantle is divided into distinct layers based on variations in composition, mineral structure, and physical properties. Analyses of seismic waves, generated by earthquakes within Earth’s interior, show that the crust The upper mantle extends from the crust to a depth of about 410 kilometers (255 miles). What Special feature of the upper mantle? - Answers Subjects > Science > Natural Sciences Apr 8, 2023 · 4. As the core heats the bottom layer of mantle material, particles move more rapidly, decreasing its density and causing it to rise. Jul 10, 2019 · The special feature of the upper mantle is the asthenosphere layer. Oct 5, 2022 · The upper mantle extends from the crust to a depth of about 410 kilometres (255 miles). Nov 21, 2023 · Explore the Earth's lower mantle definition and composition. Both pressure and temperature increase as you get closer to the boundary between the mantle and the outer core. This layer is composed mainly of peridotite, a rock rich in magnesium and iron, and it is approximately Explore Earth’s mantle, its composition, and the forces shaping our planet, from convection currents to tectonic activity and deep-seated geological processes. In this comprehensive guide, we’ll explore the scientific meaning of the mantle in depth. It is primarily composed of solid rock, although it experiences high temperatures and pressures, causing the rock to behave in a partially molten, plastic-like manner. Most samples of the mantle come from the lithosphere. A comprehensive understanding of the composition and attributes of these layers is essential for comprehending the Earth’s structure and its functions. Its special feature is the asthenosphere. The asthenosphere's semi-fluid nature is crucial for plate Other articles where upper mantle is discussed: Earth: The interior of Earth: …marks the top of the upper mantle, as mentioned above. The Earth’s mantle can be further divided into two layers; the upper and the lower mantle. The movement of material deep within the Earth may cause large plates made of the crust and upper mantle to move slowly over the Earth’s surface. Here we investigate the density structure of the North American (NA) upper mantle based on the integrative use of the gravity field and seismic data. #### Final Answer Behavior of the Lithosphere (rigid crust and upper mantle) and Asthenosphere (upper mantle) Subdivisions used in geologic discussions relating to Plate Tectonics Theory (discussed below) include: The Lithosphere is the rocky outer portion of the Earth, consist of the crust and upper mantle (about the upper 60 miles [100 km] below the Earth's surface). Earth's upper mantle is divided into two major rheological layers: the rigid lithospheric mantle (the uppermost mantle), and the more ductile asthenosphere, separated by the lithosphere-asthenosphere boundary. You can identify the different layers of the Earth's interior by their varying chemical compositions, which are determined by temperature, pressure and density. It constitutes virtually all of the silicate part of the Earth, extending from the base of the crust (0. The lithosphere includes both the crust and the brittle upper portion of the mantle. Click for more attributions. Publisher Summary The Earth's mantle plays an important role in the evolution of the crust and provides the thermal and mechanical driving forces for plate tectonics. The lithosphere is composed of both the crust and the portion of the upper mantle that behaves as a brittle, rigid solid. And these have special features that are different to each other. • Variable pressure: The pressure in the upper mantle is Final Answer The upper mantle is called the asthenosphere because it is a weak, ductile layer that allows the lithospheric plates to move. The name "asthenosphere" reflects its "weak" or "lacking strength" properties, which are due to its high temperature and pressure conditions that allow it to flow over geological timescales. The four primary layers are the crust, the mantle, the outer core, and the inner core. What materials ma Basic Answer #### Solution By Steps ***Step 1: Identify the Special Feature of the Upper Mantle*** The upper mantle has a soft layer called the asthenosphere, which is capable of flowing. Earth's lithosphere and upper mantle A cross section of Earth's outer layers, from the crust through the lower mantle. The special feature of the upper mantle, particularly the asthenosphere, lies in its ability to respond to stress without fracturing. Aug 1, 2023 · The four main layers of the Earth are the crust, mantle, outer core, and inner core. The mantle is also the graveyard for descending lithospheric slabs, and the fate of these slabs in the mantle is a subject of ongoing discussion and controversy. The effect of the crust is removed in thr Aug 1, 2001 · The Earth's mantle comprises 82% of its volume and 65% of its mass. It is the region where the Earth’s tectonic plates interact, and it is characterized by: • Variable temperature: The temperature in the upper mantle ranges from 500°C to 1,000°C (932°F to 1,832°F). The special feature of upper mantle is the Athenosphere. How did scientists come to know that the outer core is liquid? Q7. in Jun 11, 2024 · The crust and the upper mantle together are called the lithosphere. 1 Earth’s Layers: Crust, Mantle, and Core Earth consists of three main layers: the crust, the mantle, and the core (Figure 3. What is the special feature of the upper mantle? Q6. While often hidden from view, the mantle is a fascinating subject of study for geologists and scientists around the world. 2. Q4. One of the difference is which the rocks and minerals of mantle has tend to have more amount of magnesium and less amount of "silicon and aluminum" than the crust. The total mass of the upper mantle is 1. Figure 3. It contains major transitions in rheological and thermal behaviour that control the character of plate tectonics and the style of mantle dynamics. The asthenosphere is a semi-fluid or partially molten layer located just below the rigid lithosphere. Jun 17, 2025 · The upper mantle’s ability to creep and flow is why we have earthquakes, volcanic arcs, and the shifting continents we see on maps today. The upper mantle's special feature is the asthenosphere, a relatively plastic and deformable layer that allows for plate tectonic movement. The upper mantle is mostly solid, but its more malleable regions contribute to tectonic activity. The study of Earth’s layers provides crucial insights into geological Apr 29, 2025 · Explore how the mantle transition zone influences Earth’s interior dynamics through seismic studies, mineral changes, geochemistry, and thermal variations. The lower mantle is more solid than the upper mantle. These layers have distinct properties and compositions, which play a significant role in shaping our planet’s geology and behavior. Convection currents within Earth’s mantle form as material near the core heats up. How did scientists come to know that the outer core is liquid? Scientists figured out that the outer core must be liquid because S waves do not pass through it, but P waves do. Is the lower mantle hot or cold? The mantle is a thick layer of silicate rock located between the Earth's crust and the outer core, making up about 84% of the Earth's total volume. Explore its composition, parts, and movement, then take a quiz to review. Jun 26, 2023 · The Earth’s mantle, an enigmatic layer beneath the crust, plays a crucial role in shaping our planet’s geology, dynamics, and even life itself. However, it exhibits ductility —a crucial trait that allows it to flow slowly over geological timescales. Circular convection cycles in the hot,fluid upper mantle rock move the plates over the surface of the Jul 11, 2015 · The special about the upper mantle is its ability to flow like fluid. Upper Mantle Temperature: 1200 K (∼ 932°C) at the upper boundary with the crust to 1900 K (∼1652 °C) at the boundary with the lower mantle Thickness: 255 miles (410 km) Density: ∼ 3400 kg/m 3 It is the largest and thickest layer of earth. The lower mantle is much less ductile than the upper mantle and transition zone. Its volume, 2. The mantle is extremely hot Temperatures in the mantle range from around 500 K at the upper border with the crust to about 4,200 K at the core-mantle barrier. These layers include the upper mantle, transition zone, and lower mantle, each playing a critical role in the Earth's geodynamic processes. ***Step 2: Identify the Materials Comprising the Inner Core*** The inner core is mostly made up of iron and nickel. One special feature of the upper mantle is its ability to flow slowly. 1% of Earth’s volume. Hence, the upper mantle is also known as lithospheric mantle. The lithosphere is the solid, outer part of Earth, extending to a depth of about 100 kilometers (62 miles). What is the most abundant element in the Earth's crust? Q2. Q3. The lithosphere (that is, the lithospheric mantle and the overlying crust) make up tectonic plates, which move over the asthenosphere. 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. The rising material begins the convection current. , 'magma’ find their way to the surface during volcanic eruptions. It is located just below the lithosphere and is made up of rock that is fluid and can move. e. D" is the layer which separates the mantle from the core. Crust: The Earth’s crust is the outermost layer and the one we interact with directly. This property facilitates the movement of lithospheric plates. Oct 16, 2023 · Answer: 1. Crust and mantle are distinguished by composition, while the lithosphere and asthenosphere are defined by a change in mechanical properties. 4%) is its crust. The core accounts for almost half of Earth’s radius, but it amounts to only 16. tectonic plates movement also takes place in it Advertisement Advertisement The special feature of the upper mantle is the asthenosphere. Nov 21, 2023 · The uppermost layer of the mantle is attached to the crust and is part of the lithosphere. A special feature of the upper mantle is that it contains a layer called the asthenosphere, which is partially molten and allows for the movement of tectonic plates. Jan 1, 2014 · The upper mantle is defined as that part of the mantle between the crust and the phase transition of γ-olivine to perovskite. What is the special feature of the mantle? Answer:`The special feature of the upper mantle is the asthenosphere. Because subducted plates are relatively cool, they decrease the Convection in the mantle is the same as convection in a pot of water on a stove. It is in liquid state and it is from this weaker zone that the molten rock materials i. The upper mantle is a layer of the Earth's interior located directly beneath the Earth's crust. [5] Very little is known about the lower mantle apart from that it appears to be relatively seismically homogeneous. The upper mantle, along with the crust, makes up the lithosphere of earth, which is physically distinct from the layers lying below due to its low Familiarize yourself with the Earth's mantle in our detailed video lesson. These two Jan 9, 2025 · Upper Mantle: The upper mantle is relatively less dense and contains more solid-state rocks. This temperature is observed at the upper The transition zone is an area of great complexity; it physically separates the upper and lower mantle. Convection in the mantle is the same as convection in a pot of water on a stove. Until the discovery of a major transition near 660-km depth, the upper mantle was Nov 29, 2018 · The Earth's internal structure consists of an inner core, outer core, lower mantle, upper mantle and the crust. 3). Facts about The Mantle 6: the temperature The temperature of the mantle is around 932 to 1,652 °F or 500 to 900 °C. 3. Jul 8, 2016 · The special feature of the upper mantle is the asthenosphere. The mantle is a layer of the Earth between the crust and the core. Sep 25, 2023 · One special feature of the upper mantle is its composition. What elements make up most of the mantle? Q3. Dec 19, 2023 · The Hidden Layers of Earth and Tectonic Plate Movements Activity in the mantle makes mountains, moves tectonic plates, and causes earthquakes and volcanic eruptions. Jan 1, 2021 · The upper mantle is defined as that part of the mantle between the crust and the phase transition of γ –olivine to perovskite. This is called the Gutenberg discontinuity. It bends, stretches, and flows, acting like a giant conveyor belt for the lithosphere above. This property facilitates the movement of lithospheric plates, which contributes to plate tectonics, volcanoes, seafloor spreading, earthquakes, and mountain-building. It plays a crucial role in the movement of tectonic plates due to its plasticity, allowing for the convection currents that drive plate tectonics. Scientists determined the outer core is liquid through the study of seismic waves. Its properties, characterized by partial melting and a degree of ductility, enable the movement of tectonic plates, playing a vital role in the processes of plate tectonics and the reshaping of Earth’s crust. 3 Earth’s interior. The lithosphere is a rigid outer layer of the Earth that is broken into tectonic plates. The basis of our study is the removal of the gravitational effect of the crust to determine the mantle gravity anomalies. Nov 5, 2023 · The mantle is one of the major layers making up the interior of the Earth. 4). Beneath the lithosphere, the mantle becomes more plastic and dynamic. All terrestrial planets (including Earth), half of the giant planets, specifically ice giants, a What is the lower mantle? The lower mantle is much hotter than the upper mantle and begins at around 660 kilometres below the surface of the earth. 5. Study with Quizlet and memorize flashcards containing terms like What is the relationship between the crust and the lithosphere, What is the relationship between the mantle and the lithosphere, What is the relationship between the mantle and the asthenosphere and more. In essence, plate-tectonic theory is elegantly simple. Compare Earth consists of three main layers: the crust, the mantle, and the core (Figure 3. Is the inner core solid, liquid, or gas Answers is the place to go to get the answers you need and to ask the questions you want We would like to show you a description here but the site won’t allow us. Takedown request View complete answer on brainly. It is colder than the lower mantle. Feb 2, 2023 · 2. The lithosphere Jan 1, 2010 · The upper mantle of North America has been well studied using various seismic methods. Based on the table, differentiate the inner core and the outer core in terms of thickness and phase. Mantles are made of rock or ices, and are generally the largest and most massive layer of the planetary body. The upper mantle, which is rich in the olivine, pyroxene, and silicate perovskite minerals Jan 27, 2020 · The upper mantle and the brittle upper part of the crust are included in what is called the outermost layer of the Earth's structure. The mantle has an upper part called The Upper Mantle which acts as a transition zone from the crust to the lower mantle. This flow is due to the high temperature and Jul 23, 2019 · Guide Questions: - 2297680Guide Questions: Q3. Is the inner core solid, liquid, or gas Aug 23, 2020 · The thickest section of the Earth. Seismic waves from earthquakes help scientists explore and map the inside of the Earth's mantle. The upper mantle is a mostly solid structure made of peridotite and with chemical components such as silicon, oxygen, magnesium and iron. 4. Jan 5, 2025 · The upper mantle is the layer of the mantle that extends from the base of the Earth’s crust to a depth of 400-600 kilometers. It is also possible that the movements generate the Earth’s magnetic field, called Earth's lithosphere, which constitutes the hard and rigid outer vertical layer of the Earth, includes the crust and the lithospheric mantle (or mantle lithosphere), the uppermost part of the mantle that is not convecting. What is the special feature of the upper mantle? 2 How did scientists come to know that the outer core is liquid? 3. Explore the mysteries of the Earth's mantle today! The asthenosphere in relation to the other layers of Earth's structure The asthenosphere is a part of the upper mantle just below the lithosphere that is involved in plate tectonic movement and isostatic adjustments. Learn more about the thick, active layer that makes our Earth our Earth. The upper mantle is part of the Earth's interior, located between the crust and the lower mantle. The upper mantle has a soft, weak layer called the asthenosphere, which is capable of flowing. Is the inner core solid, liquid, or gas? What keeps it in this phas Q9. One of the difference is which the rocks and minerals of mantle has tend to have more amount of magnesium and less amount of “silicon and aluminum” than the crust. Discussing the Earth's upper mantle, its differing physical layers, composition, depth and densities Dec 8, 2023 · Interior of the Earth: Crust, Mantle and Core The Earth’s interior can be divided into three main layers: the crust, the mantle, and the core. The upper mantle can be divided into the thin layer that, together with the crust, is called the lithosphere and the hot, fluid asthenosphere below the lithosphere. It makes up 83 percent of the volume of the Earth and 67 percent of its mass and is thus of decisive importance in determining the bulk composition of the planet. Jul 3, 2018 · what is the special feature of the upper mantle - 1595589 'Mantle, upper: Structure' published in 'Geophysics'We have compiled a number of recently published Upper Mantle models for several regions (Table 1). Mar 15, 2022 · Between the two layers a peculiar acceleration of seismic waves is generated. This property facilitates the movement of the lithospheric plates. Solution For 1. It varies in thickness, with Please help me !! - 2297373Please help me !! I really need it now Guide Questions: Q3. 95 × 10 11 km 3, is a third of the total volume of the mantle. McDonough and others published Mineralogy and composition of the upper mantle | Find, read and cite all the research you need on ResearchGate The temperature in the core is hotter than the Sun’s surface. The upper mantle is about 350 kilometers thick and is made up of solid rock. This animation by Earthquide shows the layers by composition and by mechanical properties. The lower mantle is hotter and denser than the upper mantle and transition zone. Learn all about the structure of the Earth here at National Geographic Kids! Join us as we explore the different layers - the crust, upper mantle, lower mantle, outer core and inner core Jul 14, 2025 · Core Answer Q5: The special feature of the upper mantle is the asthenosphere, a partially molten layer that allows the lithosphere to move. This intense heat from the inner core causes material in the outer core and mantle to move around. Tectonic activity describes the interaction of the huge slabsof lithosphere called tectonic plates. The most well-known feature associated with Earth’s lithosphere is tectonic activity. Study what is the lower mantle made of and lower mantle facts, including the lower Aug 8, 2023 · The layers of the Earth from outer to inner are: crust, lithosphere (crust and uppermost mantle), asthenosphere (upper mantle directly below the lithosphere), lower mantle, outer core and inner core. Models based on body waves are sensitive to the fine structure of discontinuities, and may sample both Sand P-wave velocities. The crust, primarily composed of solid rock, interacts with the underlying upper mantle, a partially molten layer of rock. Mantle Convection is the movement of lower magma to the upper surface and the upper cold brittle material to the lower part of the earth. Upper Mantle The upper mantle extends from the Mohorovičić discontinuity (Moho) at the The special feature of the upper mantle is its ability to flow like a fluid. Here are some key characteristics and features associated with the upper mantle: 1. What is the special feature of the mantle? - Answers Subjects > Science > Natural Sciences Chemical element - Mantle, Composition, Structure: The mantle comprises that part of the Earth between the Mohorovičić and the Wiechert–Gutenberg discontinuities. It extends from the base of the crust to about 660 kilometers deep. Its chemical composition is very similar to the crust. Oct 11, 2023 · The upper mantle, which is a layer of Earth's interior, has a special feature known as the asthenosphere. Specifically, S-waves (secondary waves) do not travel through liquids; their Mantle 3. The Athenosphere has relatively low to plastic substance flow and also the convection to it. Left- Cutaway showing May 5, 2024 · Mantle movements, not just tectonic shifts, influence Earth's topography, creating unique landscape features, according to new study. Mar 11, 2022 · - Asthenosphere is the unique feature of upper mantle that is similar to the crust and is a chemical composition. The upper mantle (lithospheric mantle) is a region of rigid rock, similar to the crust. What is the special feature of the upper mantle? The special feature of the upper mantle is the asthenosphere. Feb 4, 2020 · The upper mantle is the part of the Earth's interior that can flow like a fluid due to temperature differences and radioactive decay. Explanation: It is the chemical composition, which is quite similar to the crust. The upper mantle is mostly solid, but it's more malleable regions contribute to tectonic activity. What is the special feature of the upper mantle? Q4. Most basaltic magmas are generated in the upper mantle at depths of hundreds of kilometres. We also have other parts of Earth like crust, inner core and outer core. Lower Mantle: The lower mantle is far more rigid and operates under extremely high pressures. Apr 16, 2022 · The upper mantle has Olivine (a very special rock), compounds with silicon dioxide, and a substance called Peridotite. Therefore, each layer of the Earth's interior has different physical properties. It is located just below the lithosphere and is made up of rocks that is fluid and can move. The mantle is divided into two layers: the upper mantle and the lower mantle. Oct 19, 2020 · Turn off your ad blocker, or try Brainly Plus for no ads. F. If you’re short on time, here’s a quick answer: In science, the mantle refers to the very hot, viscous layer found between the Earth’s crust and core. Jun 15, 2025 · The upper mantle, together with the crust, forms the lithosphere, which is broken into tectonic plates. Please help me !! - 2297373Please help me !! I really need it now Guide Questions: Q3. Right- crust, mantle, and outer and inner core to scale. The upper mantle is primarily composed of solid rock, specifically ultramafic rocks rich in minerals such as olivine and pyroxene. The lower mantle is about 2,550 kilometers thick and is made up of molten rock 3 days ago · Earth - Core, Crust, Mantle: Earth’s outermost, rigid, rocky layer is called the crust. The upper mantle has soft weak layer called the asthenosphere, which capable of flowing. The temperature can range from 227 °C at the upper boundary The upper mantle, which lies beneath the Earth's crust and above the lower mantle, is characterized by its semi-solid state and high temperature. While it remains solid, its Jul 25, 2025 · The mantle also includes the Earth’s crust and the upper part of the mantle, a layer of silicate rock below the crust. 0. The mantle has three main layers: the upper mantle, the transition zone, and the lower mantle. The lithosphere is the crust plus the uppermost layer of the mantle. It is made up of semi-molten rock called magma. This special feature of the upper mantle facilitates the movement of the lithospheric plates. A mantle is a layer inside a planetary body bounded below by a core and above by a crust. Source: Karla Panchuk (2018) CC BY 4. Not only is it divided into multiple layers, but each layers are divided into layers itself. aihdlvc zpjvxb lwxcpt tbx cbwab cxnce rfjymv btxgyit gsxtsg svby

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