different. The color helps identify a mineral. Luster: Some mineral are shiny‚ but others are dull. Different minerals reflect differently. The way a mineral reflects light is called luster. There’s two main types of luster. Metallic and nonmetallic. Shiny minerals have a metallic luster. Streak: When you rub a soft mineral across a white tile it leave a mark. That mark is called a streak. A streak test also helps you identify a mineral. The streak of a mineral is not the same color of the mineral
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healthy‚ and we get them from a variety of different foods. Virtually everything we use or build or create in modern life involves rock‚ mineral and fuel resources taken from the earth. To categorized these in groups Metallic (platinum‚ gold‚ silver‚ aluminum‚ iron‚ tin) Nonmetallic (diamonds and other precious stones‚ gypsum‚ salt) and Rocks (marble‚ sand‚ gravel‚ granite). It doesn’t matter whether mining and processing iron ore or limestone‚ many of the advantages and disadvantages are common
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acid + metal -------->salt + hydrogen acid + metal oxide--->salt + water acid + metal carbonate---->salt + water + carbon dioxide Element | Symbol | Valency | Hydrogen | H | 1 | Oxygen | O | -2 | Carbon | C | 4 | Calcium | Ca | 2 | Iron | Fe | 2 | Aluminium | Al | 3 | Sodium | Na | 1 | Potassium | K | 1 | Magnesium | Mg | 2 | Zinc | Zn | 2 | Copper | Cu | 2 | Silver | Ag | 1 | Lead | Pb | 2 | Chloride | Cl | -1 | Sulphate | SO4 | -2 | Hydroxide | OH
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cable‚ device or fiber. A connector is a mechanical device used to align and join two conductors or fibers together to provide a means for attaching and decoupling it to a transmitter‚ receiver‚ or another fiber. Conduit- A rigid or flexible metallic or nonmetallic raceway of circular cross section in which cables are housed for protection and to prevent burning cable from spreading flames or smoke in the event of a fire. Racks- A frame-like structure where patch panels‚ switches‚ and other network equipment
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SWEET POTATO (IPOMOEA BATATAS) AS SOIL ENHANCER Submitted by: Submitted to: Sean Rogers N. Reyes Mr. Andrew Tenorio Kyle Martin A. Villagen Karl Harvie D. Villoso Contents Idea: Sweet Potato Peelings as Soil Enhancers 3 Chapter 1- Introduction 3 Background of the Study: 3 Statement of the problem: 3 Specific: 3 Statement of the hypotheses: 3 Main: 3 Specific: 3 Significance of the Study: 4 Scope
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University of Phoenix Material Environmental Resources Worksheet Using the assigned readings from Week Four‚ write a 50- to 75-word response to each of the following questions. Your responses will be assessed according to the accuracy of the content. Minerals 1. How do minerals affect society? Minerals have aided in the continuous growth of developing nations and also‚ "had abundant mineral deposits that enabled them to industrialize" (Berg‚ 2013). However‚ as a consequence of
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1 INTRODUCTION TO MINING 1.1 MINING’S CONTRIBUTION TO CIVILIZATION Mining may well have been the second of humankind’s earliest endeavors — granted that agriculture was the first. The two industries ranked together as the primary or basic industries of early civilization. Little has changed in the importance of these industries since the beginning of civilization. If we consider fishing and lumbering as part of agriculture and oil and gas production as part of mining‚ then agriculture and mining
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As a form of metal detecting‚ beach metal detecting has grown immensely in popularity over recent years. Not only is it a fun‚ healthy‚ outdoor activity but with more and more people on public beaches these days it can be profitable as well. Here are some basic tips to help you enjoy and profit from detecting on the beach and sand: TIP #1 While all-round detectors have led good finds‚ to be really successful in beach metal detecting you need a specialized detector. Using normal metal detectors
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piece of cable that connects one network device to the main cable run or to a patch panel. Connectors: A device attached to the end of a cable‚ receiver‚ or light source that joins to another cable or device. Conduit: A rigid or flexible metallic or nonmetallic raceway of circular cross section in which cables are housed for protection and to prevent burning cable from spreading flames or smoke in the event of a fire. Racks: A frame-like structure where patch panels‚ switches‚ and other network
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Hazards of Electricity 1. Electric Shock 2. Fire / Short Circuit 3. Electric Burns Confidential Slide Electric Shock It is sudden & accidental stimulation of the body’s nervous system by electric current. It is the result of passage of electric current through the human body Confidential Slide • Most widely recognised danger of electricity. • When a person standing on the ground touches a live wire‚ or touches a live tool or machine with poor insulation or hits a live cable‚ then a person
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