Across
- 4. path described by the projectile
- 7. rate of change of velocity
- 9. time taken for one oscillation
- 10. shortest distance between the two points
- 12. SI unit of temperature
- 13. object moving around a planet
- 16. sound with frequency > 20000 Hz
- 18. unwanted sound
Down
- 1. number of oscillations in one second
- 2. has both magnitude and direction
- 3. natural satellite of our planet earth
- 5. Sound Navigation and Ranging
- 6. product of mass and velocity
- 8. flow of electrons through a conductor
- 10. mass per unit volume
- 11. capacity to do work
- 14. one of the 7 fundamental quantities
- 15. reflection of sound
- 17. ratio of change in dimension to original dimension