Across
- 4. force per unit area
- 6. the product of force and distance moved in the direction of the force
- 8. unit of power
- 9. SI unit of temperature
- 12. energy due to the motion of the body
- 16. a point where the weight of the object seems to act
- 17. pressure from the surrounding air molecules
- 19. energy in a battery or dry cell
- 21. quantity that has magnitude only
- 22. the product of force and its perpendicular distance from the pivot
- 23. unit of pressure
- 25. work done per unit time taken
- 26. negative acceleration
- 28. SI unit of mass
- 29. useful output power/total input power
Down
- 1. unit of energy
- 2. SI unit of length
- 3. friction with air
- 5. when two forces in opposite direction are not equal and produces acceleration
- 7. increase in length of the spring
- 10. the gravitational pull acting on a body
- 11. distance travelled in a stated direction per unit time taken
- 13. change in velocity per unit time taken
- 14. force that opposes the motion of object moving against other object
- 15. amount of matter in a body
- 18. when object fall with constant speed and zero acceleration due to equal upward and downward forces
- 20. one of the instrument to measure pressure
- 24. quantity that has magnitude and direction
- 27. SI unit of time