Class 9 science chapter 1 notes
Matter in our surroundings In this chapter you will learn about what is matter States of matter their properties and much more. So let's get started 🌟 Important points Matter. Matter classification Particles of matter. Characteristics of particles of matter. Classification of matter as Solids, Liquids, Gases. The common unit of Temperature and SI unit of Temperature Change of State of Matter. Latent Heat. Evaporation. Matter In our surrounding . What is Matter ? Anything which occupies space and has mass and feel by our sense organ is called matter. For example: Table, chair, pen, pencil, petrol, kerosene etc. What is Non-Matter ? Anything that has no mass and not occupy space is called Non-Matter . To example: Love, hate, friendship, cold, hotness, thought, idea , sadness etc.