Chapter 1

Matter In Our Surroundings

Physical Nature of Matter

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Characteristics of Particles of Matter

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States of Matter

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Can Matter Change its State?

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Evaporation

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Chapter 2

Is Matter Around Us Pure

What is a Mixture?

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What is a Solution?

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Separating the Components of a Mixture

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Physical and Chemical Changes

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What are the Types of Pure Substances?

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Chapter 3

Atoms and Molecules

Laws of Chemical Combination

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What is an Atom?

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What is a Molecule?

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Writing Chemical Formulae

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Molecular Mass and Mole Concept

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Chapter 4

Structure Of The Atom

Charged Particles in Matter

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The Structure of an Atom

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How are Electrons Distributed in Different Orbits (Shells)?

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Valency

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Atomic Number and Mass Number

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Isotopes

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Chapter 5

The Fundamental Unit Of Life

What are Living Organisms Made Up of?

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What is a Cell Made Up of? What is the Structural Organisation of a Cell?

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Chapter 6

Tissues

Are Plants and Animals Made of Same Types of Tissues?

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Plant Tissues

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Animal Tissues

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Chapter 7

Diversity In Living Organisms

What is the Basis of Classification?

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Classification and Evolution

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The Hierarchy of Classification - Groups

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Plantae

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Animalia

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Nomenclature

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Chapter 8

Motion

Describing Motion

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Measuring the Rate of Motion

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Rate of Change of Velocity

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Graphical Representation of Motion

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Equations of Motion by Graphical Method

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Uniform Circular Motion

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Chapter 9

Force And Laws Of Motion

Balanced and Unbalanced Forces

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First Law of Motion

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Inertia and Mass

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Second Law of Motion

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Third Law of Motion

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Conservation of Momentum

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Chapter 10

Gravitation

Gravitation

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Universal law of gravitation

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Free Fall

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Mass and Weight

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Thrust and Pressure

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Archimedes' Principle

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Relative Density

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Chapter 11

Work And Energy

Work

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Energy

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Rate of Doing Work

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Chapter 12

Sound

Production of Sound

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Propagation of Sound

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Reflection of Sound

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Range of Hearing

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Applications of Ultrasound

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Structure of Human Ear

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Chapter 13

Why Do We Fall Ill

Health and Its Failure

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Disease and Its Causes

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Infectious Diseases

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Chapter 14

Natural Resources

The Breath of Life: Air

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Water: A Wonder Liquid

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Mineral Riches in the Soil

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Biogeochemical Cycles

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Ozone Layer

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Chapter 15

Improvement In Food Resources

Improvement in Crop Yields

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Animal Husbandry

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