c. They don't travel through liquids 100. The asthenosphere lies beneath the lithosphere the asthenosphere is less dense than the lithosphere the asthenosphere is partially melted rock the asthenosphere is more dense than the lithosphere Question 8 30 seconds Q. When an if statement is nested in the if part of another statement, the only time the inner if is executed is when the expression of the outer if is true. A piece of the original source rock that is enveloped within an igneous rock during the magma cooling. A) It is the same thing as the crust. Which types of minerals are most likely to experience oxidation during chemical weathering? True/False: Evidence that supports the Big Bang theory is the blue shift of light from distance galaxies. __________ are the vast, flat, sediment-covered areas of the deep ocean floor adjacent to the midoceanic ridges. This discussion will be an opportunity to get personal with a few elements, and a few special minerals. The lithosphere is the solid, outer part of Earth, including the brittle upper portion of the mantle and the crust. Which of the following is MOST true of the lithosphere? Liquids lack shear strength hence a shear cannot travel through liquid . The mountain range of the lithosphere is interacting with the lowerair pressureof the atmosphere and thesnowyprecipitationof the hydrosphere to create a cool or even icyclimate zone. Lithosphere includes all the Earth known to us: the mountains, the ground we walk on, etc. Related questions Does. Gravity worked the same way in the past as it works today. 82. A new mineral was discovered on Mars, leading to a brand new hypothesis about water on . You cannot download interactives. C) Continental lithosphere is denser than oceanic lithosphere. Find a conversion factor to convert from miles per hour to kilometers per hour. The model builds on the concept of continental drift, an idea developed . , make a list of athletics of ancient games who won only gold medal and their country names? Oxbow lakes run together to make levees c. Water slows and deposits sediment as the water leaves the main river channel during floods. S- waves cannot travel through the liquids because when they reach the surface thy cause shaking horizontally . Which of the following is considered a special property, 87. D) There is not a consistent pattern of lithospheric thickness. 'pertaining to building') is the generally accepted scientific theory that considers the Earth's lithosphere to comprise a number of large tectonic plates which have been slowly moving since about 3.4 billion years ago. 44. The mineral _______ (PbS) is the world's primary source of lead. Yes, the tectonic plates-both continental and oceanic- are part of the lithosphere. Correct Answer: b. Burial and high temperature may transform coal into a metamorphic rock known as _____. If a geologist discovered till deposits in a modern-day worm, arid location, he or she could conclude, a. the area was once covered with glaciers. 10+ million students use Quizplus to study and prepare for their homework, quizzes and exams through 20m+ questions in 300k quizzes. Limestone reefs and salt deposits are important in the reconstruction of the Earth's history because, a. can be used to infer the ancient climate of the Earth; they are deposited in environments that are, 9. Which of the following is the best advice for using commas correctly? The other spheres are thebiosphere(Earths living things); thecryosphere(Earths frozen regions, including both ice and frozen soil); thehydrosphere(Earths liquid water); and the atmosphere (the air surrounding our planet). People and the. You can specify conditions of storing and accessing cookies in your browser. 1. Tectonic activity can shape the lithosphere itself: Both oceanic and continental lithospheres are thinnest atrift valleys andocean ridges, where tectonic plates are shifting apart from one another. It extends to a depth of about 100 km. For information on user permissions, please read our Terms of Service. C) It is a very ductile layer in the upper part of the mantle. Most organic compounds are flammable (can easily bum 94. 34. Expert answered|alvinpnglnn . If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. D) Continental lithosphere and oceanic lithosphere have similar compositions,densities,and thicknesses. Answer: The Earth's lithosphere is made up of tectonic plates. In sedimentary cycle the reservoir for the elements is in the sediments of earth (lithosphere), e.g. daughter cells. A. The lithosphere is thinnest at mid-ocean ridges, where tectonic plates are tearing apart from each other. Which of the following is true of the lithosphere? About 70% of Earth's surface is part of the: hydrosphere. Which of the following is an example of inductive reasoning, in contrast with Aristotelian deductive reasoning? Which of the following statements about metamorphism is false? Which of the following statements is true? c. biosphere. c. Its denser than the mantle Plastics such as polyethylene, polypropylene, and polystyrene are hydrocarbons. D. Igneous rocks form from the cooling and crystallization of magma. Nam lacinia pulvinar tortor nec facilisis. a. Select one: The lithosphere is underlain by the asthenosphere which is the weaker, hotter, and deeper part of the upper mantle. Is the lithosphere located in the plates why not? Which is true about S-waves? On Earth, it is composed of the crust and the portion of the upper mantle that behaves elastically on time scales of up to thousands of years or more. The attached image shows a view of a typical segmented mid-ocean, 81. These spheres interact to influence such diverse elements as oceansalinity,biodiversity, andlandscape. 54. Mineral's hardness refers to its ability to resist ________. An unconformity that has parallel beds but ages are vastly different, Sea water rises farther up onto land than it did before // Shoreline moves to higher ground // Starts with clastic sediments and ends with non clastic sediments // The sequence is fining upward, Submerged seafloor is exposed above the sea level // Shoreline is migrating offshore toward the land // The sequence is coarsening upward // an ideal sequence will be: limestone (at the bottom) shale, sandstone, 1. regulated stages of growth, DNA replication, and division that produces two identical cells. d. The lithosphere includes both the crust and upper, solid mantle. lithosphere. 52. A coarse-grained igneous rock which has a basaltic (mafic) composition. O e. none of the above two plates are moving past each other there. If you find a tuff/pyroclastic rock in the field, what type of geologic activity could you reasonably assume has occurred? Explore over 16 million step-by-step answers from our library, pulvinar tortor nec facilisis. new oceanic lithosphere is being created. The geotherm is the rate of change of_________________. 75. B) Charles Darwin The solid iron-nickel inner core spins rapidly in the opposite direction. Science Earth Science uestion 1: Describe the difference between conservation and preservation. a. Every weekend, he visits his plants to remove weeds. 1 Advertisement C) It is a very ductile layer in the upper part of the mantle. Which of the following is true about the lithosphere? 2. . 40. The tectonic plates are not floating on the lithosphere - they form the lithosphere! A) less. Advertisement Answer 14 people found it helpful eunbo Answer: B. Use a comma every time you would Paul's if you were reading a senates allowed. O e. none of the above Three types of unconformities disconformity, angular unconformity, nonconformity Angular Unconformity Represents an erosional surface that cuts across previously tilted or folded rocks. answer choices . Earth's Ecosystem. d. iron minerals such as biotite and pyrite, 73. How the Lithosphere Interacts with Other Spheres. Oceanic crust is thicker than the continental crust . Gemstones are often found in pegmatites, which are igneous rocks that are _____________. like a tube of paste -the lithosphere is relatively thick compared to the mantle -the lithosphere is three times denser than the atmosphere. Thermal energy makes the rocks of the lithosphere more elastic. The lithosphere also interacts with the atmosphere, hydrosphere, and cryosphere to influence temperature differences on Earth. Write a C++ statement that prints the message The number is valid. if the D) does not incorporate or explain seafloor spreading or continental drift. Please select the best answer from the choices provided A B C D 2 a. contain more silica than intermediate magmas. There are seven continents on Earth. According to the mantle plume model, hot-spot plumes: partially melt the base of the overlying lithosphere, and the magma that is formed rises toward the surface. 45. Although therocks of the lithosphere are still consideredelastic, they are notviscous. B. Continental lithosphere contains more mafic rocks than oceanic lithosphere. A. relatively cold and rigid B. oceanic lithosphere is thicker and less dense than continental lithosphere- C. Brittle D. broken into plates E. hot and flowable (mobile) F. it extends to approximately 100 Km in depth 2. 69. How are crust and lithosphere different from each other? There are two types of lithosphere: oceanic lithosphere and continental lithosphere. , ). The lithosphere is far less ductile than the asthenosphere. Which of the following common minerals is hardest? B) It is composed of the crust and the uppermost part of the mantle. Although they have a different internal crystalline pattern, minerals diamond and ___________ have, 92. 5. C. Seafloor spreading behind a volcanic island arc creates a small ocean basin called a back-arc basin or marginal sea. (a) It is the uppermost layer of the earth. __________ proposed the continental drift hypothesis. Which of the following is true about the lithosphere? The density of rocks is generally related to composition; rocks with higher silica contents tend to be, c. felsic, intermediate, mafic, ultramafic. the more inner layers of Earth are liquid, but lithosphere, the outermost layer is solid. The cell cycle is an ordered series of events involving cell growth and cell division that produces two new. B) Continental lithosphere contains more mafic rocks than oceanic lithosphere. The lithosphere is the inflexible, rocky outer layer of the earth, which includes the crust and the solid outermost layer of the higher mantle. d. Both A and B above Which of the following statement is true about the, It includes the inner part of the Earth such, Which of the following is a common cause of, Which of the following is not an example of indirect. 2. . Lithosphere is the rigid, rocky outer layer of the earth, consisting of the crust and the solid outermost layer of the upper mantle. 56. True or False? Explore our library and get Earth Science Homework Help with various study sets and a huge amount of quizzes and questions, Find all the solutions to your textbooks, reveal answers you wouldt find elsewhere, Scan any paper and upload it to find exam solutions and many more, Studying is made a lot easier and more fun with our online flashcards, Try out our new practice tests completely, __________ proposed seafloor spreading. He also cultiv Extraterrestrial LithospheresAll terrestrial planets have lithospheres. The depth of the lithosphere-asthenosphere boundary (LAB) is a hot topic among geologists and rheologists. All tectonic plates contain both oceanic and continental lithosphere. 28. All Rights Reserved. a. Grades 3 - 12+ Subjects Earth Science, Geography, Geology, Physical Geography Photograph Cutaway Earth The lithosphere is the rocky outer part of Earth. 68. they usually occur on the boundaries of plates or at hot spots. 79. Trace amounts of impurity in a mineral can commonly produce significant differences in. . Plate tectonics. The movement of tectonic plates is made possible bythermal energy(heat) from the mantle part of the lithosphere. 32. Lorem ipsum dolor sit amet, consectetur adipiscing elit. A. d. It's solid but plastic This includes the crust and the uppermost . Which basic type of plate boundary is shown in the image below? P waves travel faster then S waves in both the crust and the mantle. Show more. Which of the following will correctly balance the reaction below. The lithosphere is divided into 15 major tectonic plates: the North American, Caribbean, South American, Scotia, Antarctic, Eurasian, Arabian, African, Indian, Philippine, Australian, Pacific, Juan de Fuca, Cocos, and Nazca. a. The Earth's mantle is made up of an ultramafic rock that is known as _______________. Which sediment class contains the smallest particle sizes? ______ is a common mineral that can come in different colors, such as clear, milky, rose, and amethyst. Its a solid Angular Unconformity Orientation of layers on both sides of the surface is different. How many moles of each element does this represent on the laboratory scale? A) Continental lithosphere is thicker than oceanic lithosphere. The gem mineral that form through biologic mineralization is ____________. conversion of forest to non-forest uses Which of the following is not an example of indirect cause of deforestation? Pellentesque dapibus effici, View answer & additonal benefits from the subscription, Explore recently answered questions from the same subject, Explore documents and answered questions from similar courses, Cochise County Community College District. Because it could explain how continents sitting on top of tectonic plates could move apart, which supported his theory of continental drift. Question: one answerl 19. Since it is rigid and brittle . It's solid - else we would not be able to walk on it! A boundary where two tectonic plates "pull apart" from each other: The oldest rocks on the seafloor are much younger than the oldest rocks on the, Nizhny Novgorod State University of Architecture and Civil Engineering. 3. Which of the following is really hazardous mineral a. blue asbestos b. white asbestos. Find out one area for each and write them., what is the difference weather between 21 march and 21 september, Give a coherent explanation of why we have day and night , a lamppost casts a 18 foot shadow along the ground when the angle of elevation of the sun is 52. What of the following is true about the lithosphere? Geologists call individual layer of sedimentary rocks ________, whereas several of them together are. rapid expansion of a city into the countrysided. A) The lithosphere is composed only of outer mantle material. 6. The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. 21. How can uplift of metamorphic rocks during mountain building lead to the formation of sedimentary, c. weathering and erosion create sediments from metamorphic rocks, which in turn may become, 74. A. Asthenosphere consists of the lower, middle, and upper mantle, and is defined as mantle material that is cooler than 1280C. [Solved] Which of the following is true of the lithosphere? Continents are always moving. When limestone becomes chemically altered so that half of the calcium atoms are replaced by. This site is using cookies under cookie policy . If a rock is buried and subjected to high heat and pressure, then uplifted, exposed, eroded away, and. D) It is the layer of the mantle directly below the asthenosphere. A.lithosphere is the water part of the earth B.lithosphere comprises the crust and the mantle C.lithosphere is where the earthquakes occur D.lithosphere is divided into lithosphere plates pls answer 1 See answer Advertisement Xylensia Answer: A. Lithosphere is the water part of the earth She or he will best know the preferred format. Con Which of the following metamorphic rock does not fall into the same category as the others? lithosphere. Lithosphere: Lithosphere is the outer mantle of the solid earth. 59. a. You can specify conditions of storing and accessing cookies in your browser. [Degrees Celsius is on the left y-axis.] The lithosphere is solid and it is the outer part of the atmosphere. We can say it extends from around 100 km to around 700 km beneath the surface of the earth. Plate movement is influenced by each of the following EXCEPT: A. mantle plumes, which are created when hot rock rises up from the deep mantle and creates melting at the base of the lithosphere. 18. Some magma generated during seafloor spreading erupts from. Thelithosphereis the solid, outer part of Earth. Nam lacinia pulvinar tortor nec facilisis. atmosphere. O A. Continental lithosphere is thicker . The lithosphere is a single solid shell and the outermost layer. He uses shirts with long sleeves so that his skin won't brushes against the leaves of his plant. If a rock is buried and subjected to high heat and pressure, then uplifted, exposed, eroded away, and. Click all that apply! The lithosphere is composed of the brittle rock that forms the outer layer of the planet. In the case of completeness, it is necessary to invoke infinity since the set of real numbers must contain the limits of so-called Cauchy infinite sequences. When you reach out to him or her, you will need the page title, URL, and the date you accessed the resource. P waves travel faster then S waves in both the crust and the mantle. Write ORGANIC if the statement is correct and COMPOUND if it is incorrect. 7 Which of the following is true of the lithosphere a It is a combination of from EVR 1001 at Florida International University A continent is a large distinct landmass. C) greatest near the mid-ocean ridges and thins out away from the ridges. The axis of the mid-oceanic ridge in the previous image is. It is said to be hotter and more fluid than the lithosphere. . b. An increase in the number of carbon atoms in hydrogens decreases the boiling point. Continents cover two-thirds of Earths surface. Check all that apply. , as a convex mirror C. diverging lens produces the same image as a converging mirror D. converging lens produces the same image as a diverging mirror. The lithosphere is about 100 kilometers thick. In the attached map, the plate indicated with letter X is known as: Applications and Investigations In Earth Science, Dennis G. Tasa, Edward J. Tarbuck, Frederick K. Lutgens. d. temperature with depth in the Earth's interior. D. The Earth's mantle is made up of continents. a. contains significant amounts of feldspar. b. A - at the coast, salty groundwater lies below fresh groundwater B - the steeper the water table slopes, the faster the groundwater will, Which of the following correspond to "Christian Spiritualty" according to Tan (click all that apply)? New York, New York-- (Newsfile Corp. - January 11, 2023) - Lithosphere developer KaJ Labs will utilize TRON for the Finesse P2E game and the upcoming NFT . The lithosphere is about 100 kilometers thick. 1 min read. 2. Why did the early Earth differentiate into core and mantle? b. physical weathering produces more surface area for chemical weathering to attack. B) layers of lithosphere that are vertically stacked one atop the other. It is damaged into approximately a dozen separate, rigid blocks, or plates. 4. Pegmatites, which often occur in dikes, are unusual among shallow intrusive rocks in that they. 89. . The lithosphere is the layer on the surface and closes to it, is composed of the crust and the upper-most, solid part of the mantle. 37. is marked by a series of submarine volcanoes. Which layer contains maximum amount of water vapour and state the reason for it. The lithosphere includes thebrittleupper portion of themantleand thecrust, the outermost layers of Earths structure. 42. 60. The lithosphere is above the asthenosphere. The continental crust forms nearly all of Earth's land surface. Enormous, hard rocks of the lithosphere may be ground down to powder by the powerful movement of aglacier(cyrosphere).Weatheringanderosioncaused bywind(atmosphere) orrain(hydrosphere) may also wear down rocks in the lithosphere. a continental plate is colliding with another continental plate there. Orientation of layers on both sides of the surface is different. The formation of magma within Earth is NOT caused by which of the following processes? Glacial deposit is composed of ________-sized particles. Compared to typical oceanic lithosphere,the thickness of continental lithosphere is Butanol is an example of a hydrocarbon., how many mole are there in 200.00g of chlorine , What is the focal length of a converging lens if an object placed 12 cm makes a virtual image 28 cm away from the lens? The rock produced at mid-ocean ridges consists of __________, 14. , humid subtropical B. tropical wet and dry C. tropical wet D. semiarid please select the best answer from the choices provided A B C D. The majority of new oceanic crust is created. The lithosphere is composed of the inner portion of the mantle and the outer core. Timber extraction b. Corruptionc. 1. Two common metamorphic rocks that typically have foliation are ________ and ________. Which is true about S-waves? D) It is the layer of the mantle directly below the asthenosphere. 29. The mantle has both solid and liquid regions. A) It is the same thing as the crust. A coarse-grained plutonic rock which has the same mafic composition as basalt. Lithosphere is rigid, Asthenosphere is deformable. There are no natural levees.b. True or False? 35. GE Elective 1. c. The layers of Earth are uniform in thickness. Correct Answer D. Lithosphere is the hard layer above the softer asthenosphere. In a contact aureole, metamorphic rocks that are in a direct contact with the igneous body are ____the. B) greatest at the geographic poles and least near the equator. If no button appears, you cannot download or save the media. Answer the following briefly. Accretionary prisms form due to what process? A balanced chemical equation contains the term " $2 \mathrm{Ba}(\mathrm{OH})_2 \cdot 8 \mathrm{H}_2 \mathrm{O}$." D) Alfred Wegener. // Then, new marine invasion form sediments on the eroded surface. D) least near the mid-ocean ridges and thickens away from the ridges. Give some physical reasons why a side force is developed in addition to the drag. continental crust, the outermost layer of Earth's lithosphere that makes up the planet's continents and continental shelves and is formed near subduction zones at plate boundaries between continental and oceanic tectonic plates. 72. C. The direction of movement of the Pacific Plate changed about 47 million years ago, which created a bend in the Hawaiian-Emperor hot-spot track. 6. The rock's name is ______. Introduction: The lithosphere is the solid outer layer of the Earth's crust, including rocks, sand, and soil. With increasing distance from a mid-ocean ridge,the age of oceanic crust The Sun has such a powerful magnetic field that it creates a magnetic field on Earth. 41. a. d. at the bottom of the Mediterranean Sea. B. Fossils are frequently found in metamorphic rock. Which of the following is NOT true about the current demographic . tinents remain the same shape and size over time. _________, a sedimentary rock composed entirely of detrital fossil debris, is a type of limestone. a. Lithosphere plates are static structures b. the outer part of the Earth, consisting of the crust and upper mantle, approximately 100 km (62 miles) thick. According to Figure 1, the tropical cyclone that evolved into, Vortices that generally form as a result of various instability processes, and can move cool water upward to the surface or push warm water to depth, depending on what direction they rotate and. Click below to visit our high-resolution map of the Mid-Atlantic Ridge. 80. A) Harry Hess b. Hot spots volcanoes can occur ____________. d. possesses more rounded grains than breccia. B. Lithosphere and asthenosphere have the same physical properties; they are both rigid. Question: Question 29 of 58 2 Points Which of the following is true of continental lithosphere compared to oceanic lithosphere? Plate tectonics (from the Late Latin: tectonicus, from the Ancient Greek: , lit. Using the Mohs hardness scale curve below, which of the following statements is FALSE? 26. The metal alloy that makes up the core of the Earth is ________ compared to the rocky mantle. Author: Prof. Regina Noemi R. Abarabar, DMD, LPT, RGC MODULE 3 Human Activity and the Lithosphere. Where is the lithosphere relative to the asthenosphere? Chemical sedimentary rocks are classified primarily on the, 61. Large parts of it are molten C) composed only of continental rocks that plow through the weaker oceanic rocks. The crust is denser than the mantle. Pyrite (FeS2) is in which mineral class? All females will . It is the same thing as the crust. 27. D) The lithosphere is composed of the crust and the uppermost portion of the mantle. The Earth's lithosphere is made up of tectonic plates. Lithosphere Hydrosphere Atmospher e Biosphere C. Refer the diagram and answer the following questions-1. Which of the following statements is true? (Image credit: johan63 via Getty Images). The lithosphere is composed of both the crust and the portion of the upper mantle that behaves as a brittle, rigid solid. Circulation of Fe-Ni alloy in the Earth's outer core is. Fossils or age dating are useful to assign ages for the rocks on either side of the unconformities, disconformity, angular unconformity, nonconformity. 1996 - 2022 National Geographic Society. D) varies randomly. A) It is the same thing as the crust. United States Environmental Protection Agency. 17. Where does the energy for active transport come from? Tectonic activity describes the interaction of the huge slabs of lithosphere calledtectonic plates. It is damaged into approximately a dozen separate, rigid blocks, or plates. D) It is the layer of the mantle directly below the asthenosphere. A) increases. 51. Which of the following is true about regressions? Which of the following is NOT true about lithosphere? 71. Pellentesque dapibus efficitur laoreet. Few tectonic plates contain both oceanic and continental lithosphere. If there's any doubt always use a comma. Convection in the liquid iron-nickel outer core generates a magnetic field. C. Extrusive igneous rocks, found in the Earth's lithosphere, are not subject to weathering. Reading Scripture daily C. Developing a biblical worldview, QUESTION 1 FromFigure 12B-1, when was the last time in the geological record the temperature excursion of +14C from the 1960-1990 baseline occured? 91. The thickness of oceanic lithosphere is The lithosphere is the rigid, outermost shell on Earth. 39. Which of the following is NOT part of the definition of all minerals? The top-most layer is the lithosphere, below it is the mantle, and at the central part of the planet is the core. Which of the following is true about the lithosphere? Which of the following does NOT apply to flextime, job sharing, and . Why do they use this unit Instead of something more traditional, such as kilograms? The global occurrence of earthquakes reveals that. 2020-2023 Quizplus LLC. 4. Use a comma between every independent clause. 5,1,2,3 ,4 The region labeled with the number 2 on the map above is a climate region. c. glass does not have a fixed crystal structure. Which of the following are true of the Earth's, oceanic lithosphere is thicker and less dense than continental lithosphere-. d. Both A and B above 5,000 BTC & 100,000 ETH Airdrop. The lithosphere is the outermost layer of Earth and is divided into chunks called tectonic plates. B) greater. No tectonic plates contain both oceanic and continental lithosphere. It is bounded by theatmosphereabove and theasthenosphere(another part of the upper mantle) below. (a) It is the uppermost layer of the earth, (b) It is made up of solid rocks, and (c) It has a thin layer of soil of three are correct. Select Access to over 100 million course-specific study resources, 24/7 help from Expert Tutors on 140+ subjects, Full access to over 1 million Textbook Solutions. Analyze the map below and answer the question that follows. A time gap in the rock record called a hiatus, from non-deposition and or erosion. Theorganiccomponents of the biosphere, including plant and animalremains, mix with these eroded rocks to createfertilesoilthe pedosphere. The asthenosphereisviscous, and thelithosphere-asthenosphere boundary (LAB)is the point wheregeologists andrheologistsscientists who study the flow of mattermark the difference in ductility between the two layers of the upper mantle.Ductilitymeasures a solid materials ability to deform or stretch under stress. What is the basis for classification of rocks into igneous, metamorphic, and sedimentary? For instance, the pedosphere is part of the lithosphere made ofsoiland dirt. The cool, brittle lithosphere is just one of five great spheres that shape theenvironmentof Earth. It extends to intensity of approximately a hundred km. It extends to intensity of approximately a hundred km. Booktopia has Spectral Methods for the Estimation of the Effective Elastic Thickness of the Lithosphere, Advances in Geophysical and Environmental Mechanics and Mathematics by Jonathan Kirby. 96. ?, means of Communication morder the Social, skills of The have people" Justify the statement. 30 seconds . When hematite is scraped across a porcelain plate, the powder produced by the crushed mineral is red. A conglomerate where the clasts represent more than one rock type is termed __________. They travel slower in solids D) Alfred Wegener. The lithosphere is solid and mobile, while the asthenosphere is liquid. You can specify conditions of storing and accessing cookies in your browser. Part 2 . C. 2 4 Be. a. earthquakes are common but volcanoes are absent. The lithosphere is the outermost mechanical layer, which behaves as a brittle, rigid solid. B) It is composed of the crust and the uppermost rigid part of the mantle. 5 Answers. The lithosphere is composed of the crust and the uppermost portion of the mantle. What is the difference in the formation of chalk versus chert? Your answer should be a paragraph with 5-6 complete sentences. The crust is a layer of solid rock that includes both dry land and the ocean floor.

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