Class 9 Science Notes Chapter 1: Matter in Our Surrounding is developed and witten by our expert teachers. Students can study our note of Chapter 1: Matter in Our Surrounding class 9 Science formulas, Matter, States of Matter, Matter is made up of very small Particles, Characteristics of particles of matter, Properties of Solid, Liquid & Gas, Effect of change of Temp, Pressure, Interconversion of three states of matter, Evaporation, Other Concepts.
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