1.The Living World

• Characteristics of Life
  • Characteristics of living and non-living.
  • Difference between plants and animals.
• Habitat
  • Different types of Habitats and examples

2.Materials

• States of matter
  • Solids, Liquids and Gases
  • Effects of temperature on solids, liquids and gases
  • Mass, Density, Pressure and buoyancy
• Relation between matter and energy
• Types of elements
  • Definition metals and non-metals
• Common elements in nature
  • Air, water, soil
  • Elements in water and soil
  • Symbol – (Symbol elements)
  • Solid element
  • Liquid element
  • Gas element
• Pure and impure substances
  • Elements, compounds and mixtures
• Water
  • Elements present in water
  • Sources of water
  • Physical properties of Water
  • Biological importance – for plants and animals
• Potable water
  • Potable water – Characteristics
• Earth
  • Earth’s atmosphere
  • Constituents of air
  • Air-occupies space, air has weight, air help in burning.

3.How Things Work

• Electrical Circuit
  • Electric current
  • Basic law of electronics
  • Electric cell – working and uses
• Electrical devices
  • Fuse – Components and function
  • Fuse Characteristics
• Combustion
  • Definition – types and examples
  • Oxygen Ignition, temperature are essential for combustion
  • Fire triangle
  • Slow, Fast and rapid combustion
  • Controlled combustion (gas stove)
• Transportation
  • Means of transportation
  • Fuels used in different vehicles
• Sublimation
  • Sublimation solids, non-sublimation solids examples

4.Food

• Constituents
  • Carbohydrates – Elements present
  • Proteins – elements present
  • Carbohydrates – As a source of energy
• Antotrophism & Heterotophisom
  • Autotrophes and Heterotophs – Types and examples
• Sources of food
  • Basic concepts of agriculture
  • Natural fuels – Wood, Natural gas, Coal and Petroleum
  • Factors essential for combustion of fuels
  • Products of combustion

5.Environmental Science

• Family and friends
  • Relationships
  • Family tree
  • Our likes and dislikes, - attitudes
• Work and Play
  • Team games
  • Local games
  • Exercises
  • Dignity of labour
• Shelter and Clothing
  • Regional differences
  • Neighbourhood concept
  • Society

6.Natural Resource

• Importance of Air, Water, Light and Soil
  • Sources of water
  • Methods of conserving
  • Sun – As a natural resource of light
  • Importance of air
  • Importance of soil (to living organisms)