Chapter-wise Bihar Board Class 9 Science notes in English medium, free to read with practice questions and answers. The chapters below are listed in textbook order — open any one to read the full notes.
Science chapters — English medium
- Exploration: Entering the World of Secondary ScienceChapter 1
- Cell: The Building Block of LifeChapter 2
- Tissues in ActionChapter 3
- Describing Motion Around UsChapter 4
- Exploring Mixtures and their SeparationChapter 5
- How Forces Affect MotionChapter 6
- Work, Energy, and Simple MachinesChapter 7
- Journey Inside the AtomChapter 8
- Atomic Foundations of MatterChapter 9
- Sound Waves: Characteristics and ApplicationsChapter 10
- Reproduction: How Life ContinuesChapter 11
- Patterns in Life: Diversity and ClassificationChapter 12
- Earth as a System: Energy, Matter, and LifeChapter 13