Across
- 2. The force of attraction between unlike molecules.
- 6. where the center of gravity of a regular body is
- 9. change in appearance
- 11. quantity with magnitude and direction
- 13. principle that A body immersed in a fluid experiences an apparent loss in weight which is equal to the weight of the fluid displaced by the body
- 16. science of matter
- 18. he scale of temperature having a single fixed point, the temperature of the triple point of water, which is assigned the value 273.16 oK.
- 19. moment of force
- 21. Atoms whose nuclei contain the same number of protons but different numbers of neutrons.
- 22. An instrument that measures atmospheric pressure, used in weather forecasting and in determining elevation above sea level
- 23. quantity with magnitude
- 24. Materials like wood that are poor conductors of heat or electricity.
- 26. Anything that occupies space and has mas
- 28. This is a way of moving heat energy around
- 29. third law of motion
- 31. doesn’t change the state of motion
- 32. unit of power
- 33. second law of motion
- 36. rate of doing work
- 39. The property of a body to resist a change in its state of rest or of uniform motion.
- 40. The quantity of heat equal to 4.19 joules.
- 41. point of The temperature at which a phase change of liquid to gas takes place through boiling. It is the same temperature as the condensation point
- 43. sum of two vectors
- 45. motion projected with an angle
- 47. friction at rest
- 51. friction in any kind of fluid
- 52. forces that meet at the same point
- 55. is the SI unit of electrical current
- 56. The gravitational attraction at the surface of a planet or other celestial body.
- 58. frame of reference
Down
- 1. change of displacement
- 3. unit of work
- 4. forces lie on the same plane
- 5. law For a given mass of a gas at constant temperature, the volume of the gas is inversely proportional to the pressure.
- 7. push or pull exerted by the body
- 8. defined as the body’s mass multiplied by its velocity.
- 10. The product of force and time for which force acts, also equal to the change in momentum.
- 12. change in composition
- 14. horizontal distance travelled by the object
- 15. he change of phase from a liquid to a gas or vapor.
- 17. the relative amount of distortion produced in a body under stress.
- 20. The force per unit area
- 25. motion on a straight line
- 27. path of projectile
- 30. describes motion
- 34. velocity at an instant
- 35. friction in motion
- 37. product of force and distance
- 38. A material through which an electric charge is readily transferred
- 42. The lowest energy state of an atom.
- 44. resistance which opposes movement
- 46. The ability of an object to return to its original size or shape when the external forces producing distortion are removed.
- 48. Hp
- 49. A unit of pressure, equal to the pressure resulting from a force of 1 Newton acting uniformly over an area of 1m2.
- 50. The actual path length covered by a body. It is a scalar quantity.
- 53. friction circular in motion
- 54. standard unit of force
- 57. wavelength that is visible to the human eye