Science (2023)

Class Four

Ecosystem and their factors

Effects of Human activities on ecosystem

Common symptoms of illness

Contagious and Non Contagious Disease

Importance of clean drinking water

Methods of Water Purification

Importance of Matter and states of Matter

Metals (it's properties and kinds)

Insulator and Conductor

Sources of Energy

Energy and conservation of energy

Forms of energy part 1

Forms of energy part 2

Earth in the solar system

Phases of Moon

Day & Night Formation


Water & Air (Earth & its Resources)

Wind (Earth & its Resources)

Earth's Natural Resources

Renewable and Non Renewable Resources

Animals & Plants Comparison

Classification of Animals | Vertebrates & Invertebrates Animals