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Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Introduction | Learn the basics of sound. |
| 2. | Sound waves and its type | Learn the types of sound waves. |
| 3. | Factors affecting velocity of sound | Learn the various factors that affect the velocity of sound waves. |
| 4. | Velocity of sound waves | Relation between the velocity, frequency and wavelength of a sound wave. |
| 5. | Reflection of sound | Learn the basics of reflection of sound. |
| 6. | Reflection at the boundary of a denser and rarer medium | Learn about the reflection of sound waves at the denser and rarer medium. |
| 7. | Reflection of sound in plane and curved surfaces | Learn about the reflection of sound waves in plane and curved surfaces. |
| 8. | Echoes | Learn the basics of echo. |
| 9. | Measuring velocity of sound waves using echo method | Learn the steps to calculate the velocity of soundwaves using echo method. |
| 10. | Applications: Reflection of sound waves | Learn the different applications of reflection of sound waves. |
| 11. | Doppler effect | Learn the basic ideas of doppler effect. |
| 12. | Expression for apparent frequency due to doppler effect | Mathematical expression for the apparent frequency due to doppler effect. |
| 13. | Numericals based on doppler effect | Learn the how to solve the numericals based on doppler effect. |
| 14. | Applications of Doppler effect | Learn the different applications of doppler's effect. |
| 15. | Mind map | Learn the concepts using mindmap. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Formula and unit | Other | easy | 4 m. | This exercise is based on the analogy. |
| 2. | Vibrating part of musical instruments | Other | easy | 2 m. | Vibrating part of a musical instrument. |
| 3. | Numericals based on Time period and frequency | Other | easy | 2 m. | Contains numericals based on Time period and frequency |
| 4. | Sound waves and their nature | Other | easy | 2 m. | Learn and analyze the textbook questions. |
| 5. | Velocity of sound waves | Other | easy | 4 m. | Learn the textbook based questions. |
| 6. | Sound range | Other | medium | 3 m. | Contains some important terms from the concept sound. |
| 7. | Types of sound waves | Other | medium | 3 m. | Learn and analyze the concept with the help of pictures. |
| 8. | Wavelength of a sound wave | Other | medium | 3 m. | Solve the numerical based on the wavelength. |
| 9. | Nature and speed of the sound wave | Other | medium | 4 m. | Contains exercise based on nature and types of sound. |
| 10. | Riddles on sound waves | Other | medium | 4 m. | Write proper answers based on two concepts, surface tension and pascal's law.Try to remember the answers properly based on those concepts clearly. |
| 11. | Numerical based on time period | Other | medium | 3 m. | Contains numericals based on time period |
| 12. | Basics of acoustics | Other | medium | 2 m. | To learn and analyze rutherford's atomic model |
| 13. | Comparison between light and sound | Other | medium | 3 m. | Find the speed of the sound. |
| 14. | Sound- Match the right terms | Other | medium | 4 m. | Learn and analyze the textbook and additional questions. |
| 15. | Amplitude and frequency | Other | medium | 2 m. | Contains excercise about Amplitude and frequency. |
| 16. | Assertion and reasoning type excercise | Other | medium | 6 m. | Contains exercise about assertion and reasoning type excercise |
| 17. | Range of sound waves | Other | medium | 3 m. | Drag right answer. |
| 18. | Numerical based on SONAR | Other | medium | 4 m. | Solve the numerical based on SONAR. |
| 19. | Numerical based on the speed of the sound wave | Other | medium | 4 m. | Numerical based on the speed formula. |
| 20. | Numerical based on the time period | Other | medium | 4 m. | Learn and analyze the numerical based on the time period. |
| 21. | Numerical based on the wavelength of a sound wave | Other | medium | 3 m. | Solve the numerical based on the wavelength of a sound wave. |
| 22. | Speed of sound waves in water | Other | medium | 4 m. | Learn the steps to solve the numerical based on speed. |
Key Questions for School Exam Preparation
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Numerical to find the height of the cloud | Other | medium | 4 m. | Solve the numerical based on the distance. |
| 2. | Speed of the sound in air | Other | hard | 5 m. | Solve the numerical which relates speed of the sound concept. |
| 3. | Time of splash | Other | hard | 8 m. | Calculate the time of splash. |
| 4. | Apparent frequency of a sound wave | Other | hard | 10 m. | Learn the basics to solve the numerical based on doppler effect. |
| 5. | Numerical based on speed of sound | Other | hard | 5 m. | Solve the numerical based on the speed of a sound wave. |
Questions for Teacher Use
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Change in frequency | Other | medium | 4 m. | Analyze the numerical based on doppler effect. |
| 2. | Apparent frequency vs Original frequency | Other | medium | 5 m. | Analyze the numerical based on apparent and original frequency. |
| 3. | Numerical based on echo | Other | medium | 6 m. | Solve the numerical based on echo. |
| 4. | Sound - Short answer type questions | Other | medium | 6 m. | Learn and analyze the theoretical part. |
| 5. | Comparison of velocity in different temperature | Other | medium | 5 m. | Learn the steps to compare the velocity of sound in different temperature. |
| 6. | Measuring velocity of sound waves using echo method | Other | hard | 10 m. | Learn the steps to calculate the velocity of soundwaves using echo method. |
| 7. | Acoustics - In general | Other | hard | 8 m. | Learn and analyze the theory part. |
| 8. | Velocity of sound waves | Other | easy | 2 m. | Learn the textbook based questions. |
| 9. | Frequency of the sound waves | Other | easy | 2 m. | Learn the textbook based questions. |
| 10. | Medium of the sound waves | Other | medium | 3 m. | Contains exercise about assertion and reasoning type excercise |
| 11. | Applications of Doppler effect | Other | medium | 1 m. | Write proper answers based on two concepts, surface tension and pascal's law.Try to remember the answers properly based on those concepts clearly. |
| 12. | Speed of the sound | Other | medium | 1 m. | Learn and solve the numericals. |
| 13. | Velocity of sound | Other | easy | 1 m. | Learn the basics of acoustics. |
| 14. | Doppler Effect | Other | easy | 1 m. | Learn the basics of acoustics. |
| 15. | Velocity of sound | Other | medium | 1 m. | This exercise contains one REMA test question and answer, which holds one mark. The student has to choose the best answer. As an outcome of this exercise, the student will learn about the velocity of the sound in gaseous medium. |
Periodic assessments
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Homework 1 | 15:00:00 | medium | 10 m. | |
| 2. | Homework 2 | 15:00:00 | medium | 10 m. | |
| 3. | Homework 3 | 20:00:00 | medium | 16 m. | |
| 4. | Homework 4 | 20:00:00 | medium | 13 m. | |
| 5. | Homework 5 | 20:00:00 | medium | 13 m. | |
| 6. | Homework 6 | 20:00:00 | medium | 18 m. | |
| 7. | Homework 7 | 20:00:00 | hard | 10 m. | |
| 8. | Revision 1 | 20:00:00 | medium | 12 m. | |
| 9. | Revision 2 | 20:00:00 | medium | 12 m. | |
| 10. | Revision 3 | 20:00:00 | hard | 9 m. | |
| 11. | Revision 4 | 20:00:00 | hard | 16 m. | |
| 12. | Revision 5 | 20:00:00 | hard | 9 m. | |
| 13. | Revision 6 | 20:00:00 | hard | 13 m. | |
| 14. | Periodic Assessments - Demo | 00:15:00 | medium | 10 m. | Demo Science |
| 15. | Periodic Assessment - 3 | 00:10:00 | medium | 2 m. | PA3 |
| 16. | Periodic Assessments | 00:15:00 | medium | 6 m. | PAT 2 |
| 17. | Periodic Assessments - Extended version | 00:15:00 | medium | 6 m. | PAT 2 |
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