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

CBSE Class 9 Science Practical Syllabus 2023: The Central Board of Secondary Education has released the practical syllabus for class 9 Science. In this article, we will go through the complete list of ...

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 ...

CBSE has increased the number of competency-based questions in the exam pattern thus making it more important for students to get acquainted with the syllabus for all subjects. Below we have provided ...

The Central Board of Secondary Education (CBSE) will introduce two-tier difficulty levels—standard and advanced—for science and social science for class 9 from the 2026-27 academic year and class 10 ...