Across
- 2. Energy, energy an object has because it is moving
- 8. single force that has the same effect as several forces
- 10. rate at which work is done
- 11. ability of a material to regain original shape
- 13. rate of energy transfer or work done
- 14. tendency of an object to resist change in motion
- 15. heat transfer through direct particle contact
- 16. product of mass and velocity
- 18. force multiplied by time of contact
- 23. mass per unit volume
- 24. force acting per unit area
- 25. constant speed reached when forces are balanced during a fall
- 26. SI base unit of time
Down
- 1. rate of change of velocity
- 3. energy transferred when a force causes movement
- 4. condition where resultant force is zero
- 5. speed with a given direction
- 6. random movement of particles in a fluid
- 7. energy needed to raise temperature of 1 kg by 1°C
- 9. SI unit of energy and work
- 12. SI base unit of mass
- 17. quantity described by magnitude only
- 19. ratio of useful energy output to total energy input
- 20. turning effect of a force about a pivot
- 21. distance moved in a specific direction
- 22. a push or pull that can change motion or shape