CBSE Class Notes Online – Classnotes123
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Access complete study material for Class 9 Science Chapter 1: Matter in Our Surroundings, as per the latest NCERT syllabus. The content includes detailed notes, concept explanations, solved and unsolved worksheets, MCQs, assertion-reason questions, case-based questions, and structured Q&A for thorough understanding and revision.
The chapter introduces the concept of matter and its physical nature. It explains the particulate nature of matter, including properties like particle size, movement, spacing, and forces of attraction. The chapter details the three physical states—solid, liquid, and gas—and how matter can change states with variations in temperature and pressure. Key processes such as sublimation, evaporation, condensation, and diffusion are discussed along with the concepts of latent heat and the effect of surface area, wind, and humidity on evaporation.
Concept notes and topic-wise summaries
Solved and unsolved worksheets
Multiple Choice Questions (MCQs)
Short and long answer questions
Assertion-reason and case-based questions
Key definitions, formulas, and temperature conversions
Activity-based learning references from the NCERT book
Ideal for CBSE Class 9 students, teachers creating assignments, and parents assisting in exam preparation.
Chapter 1- Matter In Our Surroundings – Worksheet with Answer Key
Chapter 1- Matter In Our Surroundings – Worksheet with Answer Key -Class 9 Science Read More82 reasoning-based Q&A for Class 9 Science Chapter 1: Matter in Our Surroundings.
82 Reasoning-Based Questions & Answers-Matter In Our Surroundings -Class 9 Science Read MoreLast-minute exam prep? These rapid revision notes for Matter in Our Surroundings will help you quickly revise states of matter, evaporation, sublimation, latent heat, and daily life applications. Perfect for Class 9 Science students, these concise notes ensure quick recall and effective preparation before your exam!
Rapid Revision –Chapter 1- Matter In Our Surroundings – Class 9 Science Read MoreLong Question and Answers (Extra Questions)Chapter 1- Matter In Our Surroundings – Class 9 Science .The fundamental concepts of matter and its transformations, such as the interconversion of states, evaporation, and why gases are more compressible than solids or liquids. key processes like boiling, condensation, and sublimation with detailed examples and practical applications.
Chapter 1- Matter In Our Surroundings – Class 9 Science – Long Question and Answers Read MoreThis solved worksheet provides answers to fundamental questions about the properties and behaviors of matter in various states. It covers concepts such as pressure, kinetic energy, phase changes, and the different forces acting between particles. Each question is explained in simple terms, offering insights into the science behind the states of matter.
Chapter 1- Matter In Our Surroundings – Class 9 Science – Very Short Question and Answers Read MoreSolved multiple-choice questions (MCQs) on the topic “Matter in Our Surroundings” from Class 9 Science. It covers key concepts like the properties of matter, diffusion, evaporation, sublimation, and more. Clear explanations to help students understand how matter behaves in different states and conditions.
Chapter 1- Matter In Our Surroundings – Class 9 Science – Solved MCQs Read MoreMatter is anything that has mass and occupies space. Learn about its properties, the particulate nature of matter, diffusion, states of matter, and how temperature and pressure affect its behavior through simple experiments.
Chapter 1- A Detailed Guide to “Matter and Its Properties” Activities for Class 9 Students Read MoreLearn how gas particles move and mix through this simple activity using an incense stick. Observe how its smell spreads in the air.
Class 9 Science- Chapter 1- Matter In Our Surroundings – Activity 1.3: Observing Diffusion of Incense Stick Smell in Air Read MoreThis experiment demonstrates that matter is made up of tiny particles. By diluting potassium permanganate or Dettol in water, observe how the particles spread evenly even after repeated dilution.
Class 9 Science- Chapter 1- Matter In Our Surroundings – Dilution Experiment: Demonstrating the Small Size of Matter Particles Read MoreCompare evaporation rates under different conditions like wind, enclosed spaces, and rainy days. Learn how surface area, temperature, and humidity affect evaporation.
Class 9 Science- Chapter 1- Matter In Our Surroundings – Activity 1.14: Exploring Evaporation Rates Under Different Conditions Read More