CBSE Class 9 Science Lab Manual PDF: Practical work forms a vital part of the assessment of students. It includes preparing and conducting experiments for hands-on learning. Students learn basic ...

NCERT Class 9 Science Book PDF: The National Council of Educational Research and Training (NCERT) has revised the Class 9 Science NCERT Book with the deletion of certain chapters and topics to reduce ...

Definition of matter; solid, liquid and gas; characteristics - shape, volume, density; change of statemelting (absorption of heat), freezing, evaporation (cooling by ...