Class 8 - Science

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SYLLABUS

Unit–1: Matter and Measurement

Matter – Kinetic theory – Solids – Liquids – Gases – Physical quantities – Measurement – Density – Relative density – Floatation.

Unit–2: Force and Pressure

Force – Turning effect of force – Pressure – Atmospheric pressure – Thrust.

Unit–3: Energy

Work – Power – Kinetic energy – Potential energy – Forms of energy.

Unit–4: Light

Refraction – Spherical mirrors – Concave mirrors – Convex mirrors – Concave lenses – Convex lenses.

Unit–5: Heat

Conduction – Convection – Radiation – Heat transfer.

Unit–6: Sound

Propagation of sound – Characteristics of sound – Echo.

Unit–7: Electricity and Magnetism

Static electricity – Current electricity – Electrical safety – Magnetism – Magnetic fields.

Science (Chemistry)

Unit–1: Matter and Chemical Changes

Matter and its composition – Physical changes – Chemical changes – Elements – Compounds – Mixtures.

Unit–2: Atomic Structure

Atomic number – Mass number – Valency – Electronic configuration.

Unit–3: Language of Chemistry

Chemical symbols – Valency – Chemical formulae – Balancing chemical equations.

Unit–4: Chemical Reactions

Combination reactions – Decomposition reactions – Displacement reactions – Double displacement reactions.

Unit–5: Hydrogen

Preparation of hydrogen – Physical properties – Chemical properties – Uses of hydrogen.

Unit–6: Water

Hard water – Soft water – Water treatment – Water conservation.

Unit–7: Carbon and its Compounds

Allotropes of carbon – Carbon dioxide – Properties and uses of carbon compounds.

Science (Biology)

Unit–1: Transport in Plants

Xylem – Phloem – Transpiration – Transport mechanisms in plants.

Unit–2: Reproduction

Asexual reproduction – Sexual reproduction in plants – Sexual reproduction in animals.

Unit–3: Ecosystem

Biotic components – Abiotic components – Food chains – Food webs – Ecological relationships.

Unit–4: Human Body Systems

Endocrine system – Circulatory system – Nervous system – Functions and importance.

Unit–5: Health and Hygiene

Communicable diseases – Non-communicable diseases – Immunization – Preventive healthcare.

Unit–6: Food Production and Management

Agriculture – Crop production – Food management – Importance of food resources.