Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Physical and chemical change | A theoretical material that clearly explains the physical and chemical changes happening around us. |
| 2. | Slow natural changes | A theory material that explains about desirable and undesirable changes, some slow natural changes happening around us. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Reversible and irreversible chages | Other | easy | 2 m. | An exercise that focuses on characteristics of reversible and irreversible changes, the student has to choose the correct answer from the given questions. |
| 2. | Physical and chemical changes | Other | easy | 2 m. | An exercise that focuses on characteristics of physical and chemical changes and also about reversible and irreversible changes, the student has to choose the correct answer from the given questions. |
| 3. | Changes around us | Other | easy | 2 m. | Exercise based on the topic reversible and irreversible changes. |
| 4. | Characteristics of natural changes | Other | medium | 2 m. | An exercise that focuses on characteristics of natural changes, the student has to choose the correct answer from the given questions. |
| 5. | Natural changes | Other | medium | 2 m. | Answer the given questions to test your knowledge of corrosion. |
| 6. | Type of changes | Other | medium | 2 m. | An exercise that focuses on types of chages, the student has to choose the correct type and also gove the reason from the given questions. As an outcome will be learning the mentioned. |
| 7. | Comparison of desirable and undesirable changes | Other | hard | 5 m. | An exercise based on the comparison of mass and weight. The student has to choose the correct answers to the given questions. As an outcome learns the same. |
| 8. | Changes | Other | hard | 5 m. | An exercise based on the different physical and chemical changes happening around us. The student has to choose the correct answers to the given questions. As an outcome learns the same. |
| 9. | Weathering of rocks and soil erosion | Other | hard | 5 m. | An exercise based on the different physical and chemical changes happening around us. The student has to choose the correct answers to the given questions. As an outcome learns the same. |