🔬 Class 9 — Science

Exploration — 13 Chapters | Free Chapter Notes & Quizzes

Chapter 1

Exploration: Entering the World of Secondary Science

Introduction to secondary science — scientific method, observation, experimentation and enquiry

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Chapter 2

Cell: The Building Block of Life

Cell structure, organelles, plant and animal cells, cell division and functions

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Chapter 3

Tissues in Action

Plant and animal tissues, their types, structure and functions in living organisms

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Chapter 4

Describing Motion Around Us

Motion, distance, displacement, speed, velocity, acceleration and equations of motion

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Chapter 5

Exploring Mixtures and their Separation

Types of mixtures, solutions, colloids, suspensions and methods of separation

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Chapter 6

How Forces Affect Motion

Force, Newton’s laws of motion, friction, gravity and their effects on objects

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Chapter 7

Work, Energy, and Simple Machines

Work, power, energy, conservation of energy and types of simple machines

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Chapter 8

Journey Inside the Atom

Structure of atom, electrons, protons, neutrons, atomic models and electronic configuration

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Chapter 9

Atomic Foundations of Matter

Atoms, molecules, atomic mass, molecular mass, mole concept and chemical formulae

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Chapter 10

Sound Waves: Characteristics and Applications

Sound, wave motion, frequency, amplitude, speed of sound, echo and applications

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Chapter 11

Reproduction: How Life Continues

Asexual and sexual reproduction in plants and animals, reproductive health

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Chapter 12

Patterns in Life: Diversity and Classification

Biodiversity, classification of living organisms, five kingdom classification

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Chapter 13

Earth as a System: Energy, Matter, and Life

Earth’s systems, energy flow, matter cycles, ecosystems and environmental balance

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