9th Class Science Solution Chapter-1: Matter in our Surroundings Chapter-2: Is Matter around us Pure Chapter-3: Atoms & Molecules Chapter-4: Structure of an Atom Chapter-5: The Fundamental unit of Life Chapter-6: Tissue Chapter-7: Diversity in Living Organism Chapter-8: Motion Chapter-9: Forces and Laws of Motion Chapter-10: Gravitation Chapter-11: Work & Energy Chapter-12: Sound Chapter-13: Why do we fall Ill Chapter-14: Natural Resources Chapter-15: Improvement in Food Resources