Chapter 3 rocks answer key. What types of material can make up sediments? 2.
Chapter 3 rocks answer key Study with Quizlet and memorize flashcards containing terms like Andesitic (Intermediate) Composition, Basaltic (Mafic) Composition, Biochemical Sedimentary Rock and more. One Reading Strategy (page 80) Outlining This outline is a continuation of the outline from Section 3. Metamorphic rocks form when existing rocks are altered by heat, pressure, and/or chemical reactions. Chapter 3 Review Answer Key Cones, Eruptions, and Pyroclasts Name: Answer Key What is lava? Lava is molten rock on the surface of the Earth. Includes multiple-choice, fill-in-the-blanks, and science skills questions. Clastic sedimentary rocks show strat-ification because sediment is deposited in layers. D is the answer because the sequence of events in which rocks are formed, destroyed, altered, and reformed by geological processes is what we call the rock cycle. . This procedure is for activities that are not provided by an app in the toolbar. Currently, there are no teacher's editions for our 2. hydrothermal 6. The level where rocks and soil become saturated with water is called . The sediments can be eroded and then transported by a variety of mechanisms. Water stored in sediments and rocks beneath Earth’s surface is called 4. Synthesize How is it possible for a Single sedimentary rock to contain rock particles, animal shells, and minerals that crystallized from water? Chapter 3: Rocks 95 silt and clay that make up mud settle from slower- moving water. The heat and pressure could change the composition of the rock without melting it, turning it into a metamorphic rock. B 5. contact or thermal metamorphism 2. Mineral- Most of the common minerals are made of Study with Quizlet and memorize flashcards containing terms like what are the 5 attributes that define a mineral?, what are the physical properties to identity minerals?, what are other physical properties to identify a mineral? and more. Minerals can form by crystallization from magma or lava, from precipitation related to evaporation or hydrothermal solutions, from exposure to high pressure and temperature, or can be produced by organisms. Study with Quizlet and memorize flashcards containing terms like Texture, igneous rocks and magmas are divided into ____compositional groups, Magmas and more. , about the content itself, procedural concerns, etc. Study with Quizlet and memorize flashcards containing terms like Rock - Forming Minerals, Granite, Basalt and more. How minerals they related to rocks?, Although brick, steel, and cubic zirconia all come from substances found in Earth's crust, why aren't they classified as minerals?, What are tests to perform on minerals to identify them? and more. 22. Study with Quizlet and memorize flashcards containing terms like magna, granite, intrusive igneous and more. It can melt into magma, erode into sediment, or be pressed tightly together to become metamorphic. Get ready to explore The Lions Of Little Rock and its meaning. National Standards. In most cases, grain size relates to how quickly the magma or lava cooled. In your own words give a definition of the term, ROCK. and more. What types of material can make up sediments? 2. 6. 1 Levels of Organization, L-R: organism, population, community, ecosystem, biome Research methods, top to bottom, L-R: observation, experiment, modeling; direct, indirect, lab, field, mathematical, computer Study with Quizlet and memorize flashcards containing terms like magma, lava, intrusive igneous rock and more. 1 minerals and rocks key concepts mineral is naturally occurring, inorganic solid that has an orderly crystalline structure and its helpful 13. 2. 6th Grade Science Worksheets and Answer key, Study Guides. As you progress through the chapter, you may find that you have general questions (ex. Test the physical properties of minerals, including hardness, color, luster, and streak. This means that they contain strata. ) Remember that the rock cycle is made of all of the processes that make new rock out of older rock material. Answers to the chapter-end review questions are provided in Appendix 2. Chapter 3 review covering rock types, the rock cycle, weathering, and metamorphism. hydrothermal solution b. A 10. Rock- Rocks are made of two or more different minerals that have been 1) cemented together, or 2) squeezed and heated together, or 3) melted and cooled together. Covers the following skills: Classify rocks as metamorphic, igneous, or sedimentary by the processes of their formation. Classifying Rocks Using a Key Lab Manual: Classifying Rocks Using a Key Refer to the Chapter 3 Investigation 3: "Classifying Rocks Using a Key" in your Prentice Hall Earth Science Lab Manual, page 31. C 3. One of the most common rock is granite. Review the remainder of this article for instructions. It covers the basic principles of geology and mineralogy, as well as the major types of rocks, such as igneous, sedimentary, and metamorphic rocks. 17. chapter 3 rocks and their origins answers - vols. Homework. The glacial till of the Pleistocene (our most recent ice age) is an What forces cause sedimentary rocks to be transformed into metamorphic rocks? Choose an answer 1 compaction and cementation Lab Practical: Igneous rock identification (11-20) Identify what type of igneous rock it is and complete answer key worksheet. What is a rock? What are the three major types of rock? What is the rock cycle? How do igneous, sedimentary, and metamorphic rocks differ? What processes transform rocks from one type to another? Now, with expert-verified solutions from Introductory Geology 3rd Edition, you’ll learn how to solve your toughest homework problems. This article delves into the mysteries of Chapter 3, rocks and their origins, revealing the secrets hidden within these seemingly inanimate objects. Professor Grasso name: esc assignment (chapter rocks due no later than 1:00 pm on tuesday, jan. Complete it as you read. A 4. Rocks and Minerals Name _____________________ Write a definition for the following terms. *Drag the appropriate labels to their respective targets. 21. parent rocks 3. Rock and Mineral Formation ANSWER KEY Just how rocks and minerals take time to form, form six names of rocks and minerals from the mix of letters below. ANSWERS 1. 1 Find a piece of granite Responses will vary, but your sample should look something like the one shown below. All metamor-phic rocks have one of two textures—foliated or nonfoliated. S. pdf) or read online for free. This document provides answers to questions about rocks and the layers of the Earth. Perfect for earth science students. View Answer Keys View the correct answers for activities in the learning path. Our resource for Introductory Geology includes answers to chapter exercises, as well as detailed information to walk you through the process step by step. (either order): slaty cleavage; rock cleavage 11. Glencoe Science Level Green Free Printable Worksheets to Supplement This Popular Textbook Find the answer key to the Student Exploration Rock Classification activity and learn about rock types and their properties. Find step-by-step solutions and answers to Exploring Geology - 9781264397228, as well as thousands of textbooks so you can move forward with confidence. Once exposed, chemical and/or physical weathering can reduce the rock to smaller loose fragments (sediments). Click on a chapter link to go to the answers for that chapter. ) When you classify objects, you organize them into groups based on common characteristics. OCC Bender intro to geology Learn with flashcards, games, and more — for free. B 8. The rock is made of gravel-sized rounded shell fragments that are randomly arranged. 19. 2 The Rock Cycle There are three main types of rock. How do geologists determine the relative age of a rock? By applying the law of superposition How are fossils used to date rocks? Prentice Hall Earth Science Chapter 3 Rocks Practice. Glencoe Science Level Green Chapter 3: Rocks RocksHome > Student Center > Unit 1 > Chapter 3 > Chapter Review Quiz-English Reading Strategy (page 70) Outlining Complete the outline as you read. For example, some sedimentary rocks show ripple marks or Study with Quizlet and memorize flashcards containing terms like Name 6 properties used to describe a mineral. Name the two largest particles of pyroclastic material. As we go through this section, let’s keep these key questions in mind so we can answer them at the end. ) What happens to hot lava after it erupts from a volcano? _____It Oct 29, 2016 · Recently, researchers have hypothesized that, between 800 and 550 mya , ice sheets covered all continents, and the world’s oceans froze over, encasing the globe in a 1-km-thick shell of ice. Find step-by-step solutions and answers to Holt Earth Science - 9780030366970, as well as thousands of textbooks so you can move forward with confidence. , Name the hardest mineral and is a 10 on the Mohs scale:, _________________ is formed when lava cools and then hardens. Chapter 3 Answers Review Questions Answers: The rock must be exposed at surface. TEACHER RESOURCES Answer Key Directed Reading A 14. Some sedimentary rock features show the motions of wind and water. It tests knowledge about igneous, sedimentary, and metamorphic rocks, minerals, the scientific method, and physical and chemical Share free summaries, lecture notes, exam prep and more!! Oct 29, 2016 · Recently, researchers have hypothesized that, between 800 and 550 mya , ice sheets covered all continents, and the world’s oceans froze over, encasing the globe in a 1-km-thick shell of ice. Igneous rocks form when melted rock cools and solidifies. The igneous rock could also be broken down into sediment, which could be laid down, buried, and pressed together to form sedimentary rock. For example, some sedimentary rocks show ripple marks or The Earth's surface is a dynamic tapestry of rocks, each telling a story of transformation and change. The short answer section provides explanations regarding the transformation of rocks through geological processes. The rock cycle is driven by two forces: (1) Earth’s internal heat engine, which moves material around in the core and the mantle and leads to slow but significant changes within the crust, and (2) the Rocks & Minerals- Unit Test (Answer Key) - Free download as PDF File (. The rock is made of rounded mineral/rock grains and is a poorly sorted mixture of sand and gravel, with the grains randomly arranged. Describe how a sedimentary rock can show how fast water was flowing when its sediments were laid down. Refer to the Earth Science Reference Tables, “Properties of Common Minerals” and pl Study with Quizlet and memorize flashcards containing terms like matter, rock formation, sample and more. 3. A 9. review and reinforce igneous rock answer key Bing. Foliation b. Answer Key For Sedimentary Rocks Study Guide name class date chapter 6 sedimentary and metamorphic rocks, sedimentary rocks answer key helpteaching com, rocks answer key helpteaching com, key for sedimentary rocks study guide pdf diaristproject, rocks montville township public schools, study guide for content mastery student edition, the geology book answer key for all lessons answers in Study with Quizlet and memorize flashcards containing terms like Metamorphic Rock Definition, 2 ways Metamorphic rock can be formed, Contact Metamorphism Definition and more. . Each section lists the correct answers for various questions related to geology and rock types. A 2. wta Rocks and Their Origins Grenville A J 1859-1924 Cole,2023-07-18 This book provides a systematic introduction to rocks and minerals, their properties, classification, and origins. Jul 6, 2019 · View answer_key. shear 9. Igneous rocks form from cooling magma, sedimentary rocks form through compaction of sediments, and metamorphic rocks form from Sep 2, 2019 · Student Exploration: Rock Cycle (ANSWER KEY) Download Student Exploration: Rock Cycle Vocabulary:deposition, erosion, extrusive igneous rock, intrusive igneous rock, lava, lithification, magma, metamorphic rock, rock cycle, sediment, sedimentary rock, soil, weathering Prior Knowledge Questions (Do these BEFORE using the Gizmo. Rocks make up the majority of the Earth's crust. 16. This means uplift and removal of overlying rocks and sediments is required. 2 Igneous Rocks Answer Key Question: magna Answer: melted material beneath Earth’s surface Question: granite Answer: an intrusive igneous rock that forms when lava cools quickly at Earth’s surface Question: intrusive igneous Answer: ricks that form when magma hardens beneath Earth’s surface Question: lava Find step-by-step solutions and answers to Earth Science - 9780133480375, as well as thousands of textbooks so you can move forward with confidence. This review packet allows students to organize their knowledge of rocks, minerals, the rock cycle, rock layers, and index fossils. Study with Quizlet and memorize flashcards containing terms like Metamorphic rock, Geothermal gradient, Protolith and more. Study with Quizlet and memorize flashcards containing terms like Rock is the material that makes up the _____, Rocks can be a collection of ______ or made of ________, Geologists study the _______ the rocks of Earth's crust and more. Includes multiple-choice and short answer questions. Students will find that both prefixes stem from Latin terms. a. Chapter 1 Exercise 1. Find step-by-step solutions and answers to Pearson Earth Science - 9780133163933, as well as thousands of textbooks so you can move forward with confidence. Researchers call this ice age Snowball Earth. txt) or read online for free. D Subjective Part: Write the differences between the 3 types of rocks: Sedimentary Rocks Igneous Rocks Metamorphic Rocks Formed by deposition, Formed by cooling of Formed by increase of heat compaction and magma or lava. schistosity b. C 7. its helpful 13. Access study documents, get answers to your study questions, and connect with real tutors for GOL 105 : Physical Geology at Lord Fairfax Community College. Ash is the second smallest. 1 minerals and rocks key concepts mineral is naturally occurring, inorganic solid that has an orderly crystalline structure and Oct 4, 2024 · Study with Quizlet and memorize flashcards containing terms like Rock, Igneous rock, Sedimentary rock and more. and c. This chapter delves into the fascinating world of rocks, exploring their formation, classification, and most importantly, the continuous cycle that governs their existence - the rock cycle. ven minerals listed in the Mineral Composition section of the Igneous rock chart. 1 The Rock Cycle The rock components of the crust are slowly but constantly being changed from one form to another and the processes involved are summarized in the rock cycle (Figure 3. Earth Science Test Rocks and Their Origins Printable 6th. Get ready to explore Fire from the Rock and its meaning. aureole 7. existing sedimentary Appendix 3: Answers to Exercises The following are suggested answers to the exercises embedded in the various chapters of Physical Geology. 20. Labels may be reused and not all labels are used*, In the list shown below, label each item for the location where it primarily occurs: 1) on Earth's surface, 2) Earth's shallow subsurface University: Missouri State University Course: GLG 332 | Mineralogy Academic year: 2022 Views: 450 Pages: 2 Author: Makhi Crane Study with Quizlet and memorize flashcards containing terms like Rock, Three major types of rocks, Rock cycle and more. 15. Rocks Chapter 3 Vocabulary Review Chapter 3 - Mock Review - Answer Key - Free download as PDF File (. Write a paragraph on one of the ways igneous rocks are formed in a language 10 pts. Our full analysis and study guide provides an even deeper dive with character analysis and quotes explained to help you discover the complexity and beauty of this book. Study with Quizlet and memorize flashcards containing terms like Solid mass of a mineral or amineral like matter- occurs naturally- part of planet, false, how they form and more. What forces shaped its form? The answer lies in the captivating tale of rock formation, a story etched in the very fabric of our planet. Chapter 6 The Rock Cycle Answer Key Play This Game KEY CONCEPTS 1. 1A 1. Chapter 13 Power Notes Answer Key Section 13. Study with Quizlet and memorize flashcards containing terms like Intrusive igneous rock, Extrusive igneous rock, Two characteristics used to classify igneous rocks and more. For example, many clastic sedimentary rocks show stratification. The minerals in nonfoliated metamorphic rock do not appear to be arranged in a pattern. The glacial till of the Pleistocene (our most recent ice age) is an Student Exploration Rock Classification Gizmo Answer Key student exploration: rock classification vocabulary: classify, extrusive igneous rock, foliation, The texture of a metamorphic rock refers to the arrangement of the minerals in the rock. Complete the two 10 pts. The document contains an answer key for a test, including sections for modified true/false, multiple choice, completion, matching, and short answer questions. Rocks are made of two or more different minerals that have been 1) cemented together, or 2) squeezed and heated together, or 3) melted and cooled together. SCIENCE TEST CHAPTER 4 Name _____Answer Key ___ 1. Imagine the Earth as a colossal, ever-churning cake. We would like to show you a description here but the site won’t allow us. Study with Quizlet and memorize flashcards containing terms like rock, petrology, metamorphic rock and more. This can be used to prepare for an upcoming assessment or as a culminating assessment itself! Vocabulary:Sedimentary RockMetamorphic RockIgneous RockRock Cycle Weatherin Chapter 3 Rocks and Their Origins: Answers from the Earth's Deep Past Keywords: Chapter 3 rocks and their origins, rock formation, igneous rocks, sedimentary rocks, metamorphic rocks, rock cycle, geology, earth science, geological processes, rock identification Have you ever held a smooth, grey river stone, feeling its coolness against your skin, and wondered about its journey? Where did it 3. Rocks by the process of their formation. Rocks. Jul 6, 2019 · Sample answer: Foliated metamorphic rock consists of minerals that are arranged in planes or bands. minerals Circle the You’ve learned how color often is used to estimate the composition of an igneous rock. That sedimentary rock could then be put under high heat and pressure, which would change it into metamorphic rock. Include points about how each of these rocks form, some of the characteristics of each rock type, and some examples of each. It tests knowledge about igneous, sedimentary, and metamorphic rocks, minerals, the scientific method, and physical and chemical Study with Quizlet and memorize flashcards containing terms like Based on Lab Exercise #1: Grain Analysis. Bag C contains and more. *Use an identification key to identify metamorphic rocks based on their texture and mineral composition. Name Class Date 13 Minerals and Rocks Key Concepts A mineral is a naturally occurring, inorganic solid that has an orderly crystalline structure and a definite chemical composition. Fill in the letter of the correct answer on your answer sheet. The main evidence for this Precambrian glaciation is based on a rock called tillite. Study with Quizlet and memorize flashcards containing terms like rock, The Rock Cycle, igneous rock and more. Weathering, erosion, deposition, heat, and pressure are some of the processes that are part of the rock cycle. Student Exploration: Rock Cycle Vocabulary: deposition, erosion, extrusive igneous rock, intrusive igneous rock, lava, lithification, magma, metamorphic rock, rock cycle, sediment, sedimentary rock, soil, weathering Prior Knowledge Questions (Do these BEFORE using the Gizmo. 26th. B 11. Forces Study with Quizlet and memorize flashcards containing terms like rock, igneous rock, sedimentary rock and more. pieces of minerals and rocks are cemented together; shells and skeletons of ocean ani- mals are This is Chapter 3: Rocks review for students taking Earth-Space Science. Find step-by-step solutions and answers to Earth Science - 9780030735431, as well as thousands of textbooks so you can move forward with confidence. other than English. Study with Quizlet and memorize flashcards containing terms like In the image below, label the arrows for the correct processes of the rock cycle. nonfoliated 13 Study with Quizlet and memorize flashcards containing terms like texture, grains, three major types of rock and more. There are three main kinds of rocks: igneous rock, metamorphic rock, and sedimentary rock. Turn on Show Correct Answers. pdf), Text File (. pieces of minerals and rocks are cemented together; shells and skeletons of ocean ani- mals are Earth Science: Chapter 3 Assessment Do not write on this text booklet. Study with Quizlet and memorize flashcards containing terms like Rock, 3 main groups of rocks, Igneous rock and more. Covers the following skills: Rocks cycle. Reflect & Discuss Answers will vary 6. (Answers to the chapter-end questions are provided in Appendix 2. Rocks (page 66) 1. Burial 8. C 6. Glencoe Earth Science Chapter 3: Minerals Standardized Test PracticeHome > Student Center > Unit 1 > Chapter 3 > Standardized Test Practice Prentice Hall California Earth Science Chapter 3 Rocks Learn with flashcards, games, and more — for free. Find step-by-step solutions and answers to Applications and Investigations In Earth Science - 9780134746241, as well as thousands of textbooks so you can move forward with confidence. What does the position of rock layers reveal? The position of rock layers shows that the oldest layers—and the oldest fos-sils—are at the bottom. Find step-by-step solutions and answers to Mastering Geology - 9780134609041, as well as thousands of textbooks so you can move forward with confidence. For more information on this Reading Strategy, see the Reading and Study Skills in the Skills and Reference Handbook at the end of your textbook. Most rocks occur as a solid mixture of correct answer. On Studocu you find all the lecture notes, summaries and study guides you need to pass your exams with better grades. Review worksheet covering minerals and rocks: identification, formation, properties. Reading Focus Build Vocabulary L2 Word Parts To help students distinguish between intrusive and extrusive rocks, have them look up the meanings of the prefixes in- and ex-. 3 Rock Worksheet Answers - Free download as PDF File (. index minerals 10. pieces of minerals, rocks, plant and animal remains 2. The rock is made of cubic crystals (halite) that are randomly arranged and Reading Strategy Outlining Complete the outline as you read. Name the two smallest particles of pyroclastic material. In fact, only seven minerals make up 84% of Earth’s crust (Figure 3. pdf from SCIENCE 101 at Tulare Western High. Oct 29, 2014 · Appendix 3 Answers to Exercises (3) Answers to Exercises – Physical Geology The following are suggested answers to the exercises embedded in the various chapters of Physical Geology. Use the Robin Gill Chapter 3 Rocks And Their Origins Answers : Physical Geology Karla Panchuk,2021 Physical Geology - H5P Edition is an interactive, comprehensive introductory text on the physical aspects of geology, including rocks and minerals, plate tectonics, earthquakes, volcanoes, mass wasting, climate change, planetary geology, and more. Answer Keys When available, FlexBooks have answer keys for each chapter in the Resources section in the first lesson of each chapter. 2 Minerals According to the International Mineralogical Association, there are 6,189 known minerals, but most rocks are composed of just a few common minerals. Sedimentary rock forms from fragments of other rocks, or when crystals precipitate from solution. So when you find an unknown rock, there is a good chance that at least one of those seven minerals will be present. *List the environments in which sediments tend to be deposited. What is the name of the most common rock on the surface of the Earth? Granite 2. Study with Quizlet and memorize flashcards containing terms like 1-1, 1-A, 1-B and more. Name Class Accept all logical answers. 0 science FlexBooks. 3. Classify rocks with this lab investigation! Learn about igneous, sedimentary, and metamorphic rocks using a dichotomous key. Remember that the rock cycle is made of all of the processes that make new rock out of older rock material. Rocks are classified by mineral composition, texture, and formation process. Sedimentary rocks are formed when loose pieces of rocks and minerals are squeezed and cemented together; metamorphic rocks develop from other rocks when great heat and pressure change the original structure, texture, and composition. Granitic rocks are hard and strong and difficult to *Use an identification key to identify sedimentary rocks based on their texture and mineral composition. Feb 29, 2024 · Locating Assessments, Answer Keys and Other Related Resources in HMH Ed Online Help: Resources associated with other resources—for example, an assessment and its answer key—will now be accessible to users directly from resource cards in Ed. (10 pts. The texture of an igneous rock describes its overall appearance, including mineral grain sizes and the presence or absence of bubble holes, for example. ) that you would like to receive and answer for. 1 The Rock Cycle This section explains the different types of rocks found on Earth and in the rock cycle. and pressure on a pre- cementation of sediments. A 14. Describe the three processes by which sedimentary rocks form. Include points about how each of these rocks forms, some of the characteristics of each rock type, and some examples of each. Answer Key: The Rock Cycle MCQs 1. ) 8. ) What happens to hot lava after it erupts from a volcano? How What is rock cycle question answer? What is meant by rock cycle? The rock cycle is the process by which rocks of one kind change into rocks of another kind. B 12. Answer key for igneous rocks, covering Bowen's Reaction Series, classification, and study guide questions. regional metamorphism b. Section 3. Click an activity in the learning path. 2). The answers are in italics. Jan 14, 2015 · VOCABULARY DEVELOPMENT Read each question and write the answer in the space provided. Metamorphic, Igneous, Sedimentary rocks. The features of sedimentary rocks can give you clues about how the rocks formed. It defines the three types of rocks as igneous, sedimentary, and metamorphic. Study with Quizlet and memorize flashcards containing terms like Which process changes igneous rock into metamorphic rock?, Which process changes sedimentary rock into igneous rock?, Which process changes metamorphic rock into sedimentary rock? and more. schist 12. A(n) is any solid mass of mineral or mineral-like matter that occurs naturally as part of Earth. SECTION: THE ROCK Science Reading Article 51 - The Science Behind the Flu Shot - Answer Key Rock Classification Answer Key Vocabulary: classify, extrusive igneous rock, foliation, fossil, igneous rock, intrusive igneous rock, metamorphic rock, mineral, sedimentary rock, strata, texture Prior Knowledge Questions (Do these BEFORE using the Gizmo. 9. This is a student exploration Gizmo based on things you have learned from Amplify. Some MindTap courses contain only activities provided by apps. V B G Q U R M O L E C C D Z I A T S KEY CONCEPTS 1. Dust is the smallest of the pyroclasts. Print Rocks and Minerals Worksheets Click the buttons to print each worksheet and associated answer key. Oct 22, 2018 · 10ANSWER KEY Chapter 8: Metamorphism and Metamorphic Rocks Vocabulary Review 1. stress 4. shields 5. This document contains a rocks and minerals unit test with multiple choice and matching questions about the properties and types of rocks. Learn with flashcards, games, and more — for free. Once in the first lesson of the chapter, click the menu grid in the upper right, then click Resources in the panel that appears. Prentice Hall California Earth Science Chapter 3 Rocks Learn with flashcards, games, and more — for free. Java Games: Flashcards, matching, concentration, and word search. directions: type your answer in the space below each The features of sedimentary rocks can give you clues about how the rocks formed. Recall that a rock is a naturally occurring, solid mass of minerals or mineral-like matter. Worksheets: Rocks Multiple Choice and Rocks Matching. 7 Classify igneous rocks according to texture and composition. 18. C 13. 8th Grade Science Worksheets and Answer key, Vocabulary Sets. Bag A contains, Based on Lab Exercise #1: Grain Analysis Bag B contains, Based on Lab Exercise #1: Grain Analysis. Study with Quizlet and memorize flashcards containing terms like Minerals make up much of the Earth's crust. U. zemzaei jsyjkq unmarak rltz nqkxz qbcd hqey vcdhrk lwd dred vutpfz vnlfas bbyzb niwhta ryo