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Platinum social science grade 4 pdf
Platinum social science grade 4 pdf





platinum social science grade 4 pdf

  • Clean energy resource and environment-friendly fuel.
  • Major areas: Mumbai High, Gujarat and Assam are major petroleum production areas in India.
  • Petroleum refineries are like “nodal industry” for synthetic textile, fertiliser and numerous chemical industries.
  • Provides fuel for heat and lighting, lubricants for machinery and raw materials for a number of manufacturing industries.
  • Minerals are a type of resource that cannot be replaced or renewed.
  • Basic raw material for the cement industry and essential for smelting iron ore in the blast furnace.
  • Limestone : found in rocks composed of calcium carbonates or calcium and magnesium carbonates.
  • Mica deposits are found on the northern edge of the Chota Nagpur plateau.
  • It has excellent di-electric strength, low power loss factor, insulating properties and resistance to high voltage.
  • platinum social science grade 4 pdf

  • Mica is the most crucial mineral used in the electric and electronic industries.
  • It can be clear, black, green, red, yellow or brown.
  • Mica : mineral made up of a series of plates or leaves.
  • Deposits are mainly found in the Amarkantak plateau, Maikal hills and the plateau region of Bilaspur-Katni.
  • Aluminium has good conductivity and great malleability.
  • Bauxite deposits are formed by the decomposition of a wide variety of rocks rich in aluminium silicates.
  • platinum social science grade 4 pdf

    Mica, salt, potash, sulphur, granite, limestone, marble, sandstone, etc

  • The ocean waters contain vast quantities of minerals.Į.g: iron ore, manganese, nickel, cobalt, etc.
  • Minerals also occur as alluvial deposits in the sands of valley floors and the base of hills.
  • The decomposition of surface rocks and the removal of soluble constituents also form the minerals.
  • platinum social science grade 4 pdf

    In sedimentary rocks, a number of minerals occur in beds or layers.In igneous and metamorphic rocks, minerals may occur in the cracks, crevices, faults or joints.Minerals generally occur in the following forms: Ore is an accumulation of any mineral mixed with other elements. CBSE Class 10 Social Science Syllabus 2023-24ĬBSE 10th Social Science Geography Chapter 5 Minerals and Energy Resources Class 10 Notes What is a mineral?Ī mineral is defined as a “homogenous, naturally occurring substance with a definable internal structure.” Mode of occurrence of minerals.







    Platinum social science grade 4 pdf