Class 9th Science & Technology Part 1 (MSBSHSE)| Chapter 2- Work and Energy | Notes

1. Work: Definition
2. Positive & Negative Work
3. Work by Constant Force
4. Work Against Gravity
5. Energy & Its Forms
6. Kinetic Energy
7. Potential Energy
8. Elastic Potential Energy
9. Work–Energy Theorem
10. Conservation of Energy
11. Power
12. Efficiency
13. Energy Transformations
14. Numericals
15. Quick Revision
16. Common Mistakes
17. Key Formulae

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