Maharashtra Board Class 9 Science Syllabus (2022-23)

Maharashtra Board Class 9 Science Syllabus

Chapter Name	Topics
Laws of Motion	Motion and Rest Distance and Displacement Speed Speed and Velocity Acceleration and Retardation Types of Acceleration Graphical Representation of Linear Motion Velocity - Time Graphs Equations of Motion by Graphical Method Uniform Circular Motion (UCM) Newton's first law of motion Balanced and Unbalanced Forces Newton's second law of motion Newton's second law of motion in terms of rate of change of momentum Newton's third law of motion Conservation of Linear Momentum and its principle
Work and Energy	Introduction of Work Definition of Work Measurement of Work Concept of Energy Mechanical Energy and its different forms Types of Mechanical Energy Transformation of Energy Law of conservation of energy Free Fall Concept of Power
Current Electricity	Electricity Electric Potential and Potential Difference Flow of charges between conductor Direction of the Electric Current: Conventional and Electronic Flow Electric Current Resistance Ohm's law Electrical Resistivity and Electrical Conductivity Electric Circuit Symbols and Functions of Various Components of an Electric Circuit Conductors and Insulators Experimental Verification of Ohm's Law System of Resistors Earthing (Grounding) Electric Fuse Precautions to be taken while using Electricity
Measurement of Matter	Laws of Chemical Combination Atoms: Building Blocks of Matter Atomic Size Atomic Mass Valency Symbols used to represent atoms of different elements Classification of Molecules Molecular Mass Mole Concept Molecular formula of a compound Chemical formula Variable Valency Ions and its types Radicals and its types
Acids, Bases and Salts	Electrovalent Bond Formation of an Electrovalent Bond Dissociation of Ionic Compounds Acids Classification of Acids Bases (Alkalis) Classification of Bases (Alkalis) Strength of Acidic or Basic Solutions Indicators Types of Double Displacement: Neutralization Reaction Properties of Acids Properties of Bases (Alkalis) Salts Classification of Salts Water of Crystallization Ionic Compounds and Electrical Conductivity Dissociation of Ions and Electrical Conductivity Electrolysis Electrolysis of Water
Classification of Plants	Biodiversity Biological Classification Classification Taxonomic Hierarchy of Living Organisms: Unit of Classification New criteria for basis of classification Kingdom Plantae Phanerogams: Flowering Plants
Energy Flow in an Ecosystem	Ecosystem Structure of an Ecosystem Energy Flow in an Ecosystem Classification of Animal Food Chain Food Web Tropic Level Energy Pyramid Biogeochemical Cycle
Useful and Harmful Microbes	Microorganisms and Microbiology Uses of Microorganisms Harmful Effects of Microorganisms
Environmental Management	Weather Climate Factors affecting weather and climate Meteorology Monsoon Model and Climate Prediction Solid Waste Management Waste and its categories Waste Separation Exercise Harmful effects of solid waste Five R's of Waste Management Disaster Management First Aid and Emergency Action
Information Communication Technology	Information Communication Technology Computer Parts of a Computer Important Components of a Computer Microsoft Word Microsoft Excel Microsoft Power Point Opportunities in the field of computers Importance of information communication in science and technology
Reflection of Light	Light Reflection of Light Types of Reflection Mirrors and its types Plane mirror and Reflection Lateral Inversion Spherical Mirrors Divergence and Convergence of Light Rules for the Construction of Image formed by a spherical mirror Concave mirror Image Formation by Concave Mirror Convex Mirror Image Formation by Convex Mirror Sign Convention for Reflection by Spherical Mirrors Mirror Equation/Formula Linear Magnification due to spherical mirrors
Study of Sound	Sound Propagation of Sound Characteristics of a Sound Wave Speed of Sound Speed of Sound in different media Properties of Sounds Ultrasonic Sound or Ultrasound Reflection of Sound Echoes Reverberation SONAR Sonography Human Ear
Carbon: An Important Element	Carbon: a Versatile Element Physical Properties of Carbon Compound Chemical Properties of Carbon Compound Special Features of Carbon Allotropy and Allotropes of Carbon Non-crystalline/Amorphous Forms: Coal Non-crystalline/Amorphous Forms: Cock Non-crystalline/Amorphous Forms: Charcoal Hydrocarbons The Covalent Bond Saturated and Unsaturated Carbon Componds Solubility of Carbon Carbon Dioxide Preparation of carbon dioxide Laboratory preparation of carbon dioxide Properties of carbon dioxide Importance of carbon dioxide Fire extinguisher Methane Biogas Plant
Substances in Common Use	Salts Chemicals from Common Salt Water of Crystallization Soap Radioactivity Types of radioactivity Radioactivity as Emission of Alpha, Beta and Gamma Radiations Uses of Radioactivity Hazards of Radioactive Substances and Radiation Safety Precautions while using Nuclear Energy Some chemical substances in day to day life
Life Processes in Living Organisms	Transportation of Water and Food in Plants Water and Mineral Absorption by Root Root Pressure Transpiration Excretion: Substances to be eliminated Excretion in Plants Human Excretory System Kidney and its internal structure Kidney Tubule (Nephrons) Function of the Kidney - Production of Urine Dialysis or Artificial Kidney Control and Coordination Control and Coordination in Plants Control and Coordination in Animals Human Nervous System Neural Tissue Major Division of the Nervous System Central Nervous System (CNS) The Human Brain Central Nervous System (CNS): Structure of Human Brain The Spinal Cord Peripheral Nervous System (PNS) Reflex and Reflex Action Human Endocrine Glands
Heredity and Variation	Inheritance Heredity Chromosomes: The Carriers of Heredity Types of Chromosomes Deoxyribonucleic Acid (DNA) and its structure Genes and Genetic Ribonucleic Acid (RNA) Gregor Johann Mendel - Father of Genetics Mendelian Inheritance - Mendel's Laws of Heredity Inheritance of One Gene (Monohybrid Cross) Inheritance of Two Genes (Dihybrid Cross) Genetic Disorder
Introduction to Biotechnology	Tissues - 'The Teams of Workers' Plant Tissues Permanent Tissue Animal Tissues Plant and Animals Tissue Biotechnology Tissue Culture Commercial Applications of Biotechnology Agritourism Animal Husbandry (Livestock) Sericulture
Observing Space: Telescopes	Telescope Different forms of Light Types of Telescope: Optical Telescope Types of Telescope: Radio Telescope Types of Telescope: Telescopes used in space Indian Space Research Organization (ISRO) Astrosat

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