Across
- 1. what is mass times gravity?
- 2. extension per unit length
- 4. done what is energy transferred called ?
- 7. What is the si unit of force
- 8. what is the si unit of distance
- 9. what is the name for upward force in a liquid or gas caused by pressure in the gas or liquid ?
- 10. the normal or perpendicular force acting per unit cross-sectional area
- 12. what is the name for an increase in length of a material from its original length
- 14. of device is the rate at which it does work per unit of time what is power?
- 15. what do you call a force that resist movement of a body through a fluid
- 17. what do you call force at right angle to a surface when in contact
- 18. what do is the name for a pair of forces that is equal but opposite forces acting on an object that rotates only ?
- 19. force associated with tension or pulling
Down
- 1. one watt is one joule per second
- 3. collision where kinetic energy is not conserved
- 5. what is the si unit of mass
- 6. What is a turning effect of a couple called
- 11. what is a quantity that has magnitude and direction?
- 13. what do you call speed with direction?
- 16. what do you call the rate of change of displacement