Theory
Practice Questions
| 1. |
Physical changes and its properties
Difficulty: easy |
2
|
| 2. |
Types of changes and its examples
Difficulty: easy |
2
|
| 3. |
Changes
Difficulty: easy |
4
|
| 4. |
Combustion
Difficulty: medium |
2
|
| 5. |
Characteristics of physical and chemical changes
Difficulty: medium |
2.5
|
| 6. |
Categories of changes
Difficulty: medium |
4
|
| 7. |
Comparison of physical and chemical changes
Difficulty: hard |
5
|
| 8. |
Rusting
Difficulty: hard |
5
|
| 9. |
Changes
Difficulty: hard |
5
|