Practice Questions
| 1. |
Applications of ultrasound
Difficulty: easy |
1
|
| 2. |
Sound in air
Difficulty: medium |
7
|
| 3. |
Range of sound waves
Difficulty: medium |
3
|
| 4. |
Applications of sound
Difficulty: medium |
4
|
| 5. |
Structure of human ear
Difficulty: medium |
3
|
| 6. |
Vibrations
Difficulty: medium |
3
|
| 7. |
Sound production
Difficulty: medium |
4
|
| 8. |
Sound range
Difficulty: hard |
6
|
| 9. |
SONAR
Difficulty: hard |
5
|