Predecessor and Successor, Formation and application of large Numbers Formation of numbers from digits.

Different planets in solar system and their properties.

Universe, Galaxy, Solar system, Planets, Continents, Countries, State, District, City, street. What is a solar system made of?

What is history and why should we learn about it? BCE and CE. Prehistory, Protohistory, and History.

Dalton's atomic model. Discovery of electron, proton, and neutron. Anode rays and cathode rays. Thompson's atomic model

Types and Usage of Curved Mirrors. Different terminologies related to spherical Mirrors. Image formation by curved mirrors.

Creating new words using suffix and prefix. Dividing words into syllables.