Matter in our surroundings: Class 9 Science Chapter

Class 9 Science Chapter 1 Matter in Our Surroundings Notes include topics which are: Matter, States of Matter, Sublimation, Characteristics of particle nature of matter, Change in state of matter, Diffusion, Evaporation, Evidences of particle in matter and their motion, Latent Heat, Water vapours in air. Things that have mass and take up space are examples of matter. Things like air, water, oxygen etc. All of these can be categorised as either a solid, a liquid, or a gas, and are ... As we look at our surroundings, we see a large variety of things with different shapes, sizes and textures. Everything in this universe is made up of material which scientists have named “matter”. This absorption of energy from the surroundings make the surroundings cold. → Lately, scientists are talking about five states of matter or five phases of matter. In Chapter 1 of Class 9 Science, titled Matter in Our Surroundings, you will explore the fundamental concepts of matter and its different states. This chapter delves into the properties of solids, liquids, and gases, and how matter changes from one state to another.