The syllabus consists of three units: (i) Matter - Its Nature and Behaviour (ii) Organisation in the Living World (iii) Motion, Force and Work.
|I||Matter - Its Nature and Behaviour||18|
|II||Organisation in the Living World||8|
|III||Motion, Force and Work||14|
Chapter 3: Atoms and Molecules
Particle nature and their basic units: Atoms and molecules, Law of constant proportions, Atomic and molecular masses. Mole concept: Relationship of mole to mass of the particles and numbers.
Chapter 4: Structure of Atom
Structure of atoms: Electrons, protons and neutrons, valency, chemical formula of common compounds. Isotopes and Isobars.
Chapter 13: Why do we fall ill
Health and Diseases: Health and its failure. Infectious and Non-infectious diseases, their causes and manifestation. Diseases caused by microbes (Virus, Bacteria and protozoans) and their prevention, Principles of treatment and prevention. Pulse Polio programmes.
Chapter 10: Gravitation
Gravitation: Gravitation; universal law of gravitation, force of gravitation of the earth (gravity), acceleration due to gravity; mass and weight; free fall.
Chapter 11: Work and Energy
Work, energy and power: Work done by a force, energy, power; kinetic and potential energy; law of conservation of energy.