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Matter in Our Surroundings Class 9 Science — Revision Notes

This chapter introduces matter and its states: solid, liquid, and gas. Students learn about physical properties, state changes, and the particle model of m

TL;DR: This chapter introduces matter and its states: solid, liquid, and gas. Students learn about physical properties, state changes, and the particle model…

By Syllab.in · Updated Jun 17, 2026

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