a

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Across
  1. 1. axis of rotation of a body.
  2. 2. no definite shape,no definite volume but with definite weight.
  3. 4. friction produce when body is in motion.
  4. 5. average pressure exerted by the earth's atmosphere at sea level.
  5. 6. elementary particle, the quantum of light and all other forms of electromagnetic radiation.
  6. 9. in composition
  7. 13. Boyle/ he states that at constant temperature the volume of the given mass of gas is inversely proportional to the pressure.
  8. 19. are quantities with magnitude only. (example: age, area, density, volume & time)
  9. 20. measures pressure.
  10. 25. the horizontal distance traveled by the object.
  11. 26. of gravity/ the point in which the whole weight of the body is concentrated
  12. 30. at an instant
  13. 33. is the language used for compact description of the order in nature, especially the laws of physics.
  14. 34. materials like wood that are poor conductors of heat or electricity.
  15. 36. are quantities with both magnitude and direction. (example: force, velocity & displacement)
  16. 38. the unit of work are newton-meter and ______.
  17. 41. a decrease in rate of change.
  18. 43. the motion projected with an angle and continuous to travel with only gravitational acceleration and without air resistance.
  19. 46. what is the meaning of Hp?
  20. 48. the pressure in a fluid is independent of the size and ___ of the container.
  21. 50. the first law of motion.
  22. 51. the unit of time.
  23. 52. electrical conductor used to make contact with a nonmetallic part of a circuit
Down
  1. 1. kind of friction in liquids
  2. 3. friction at rest
  3. 7. in appearance
  4. 8. The branch of science concerned with the nature and properties of matter and energy.
  5. 10. is the process or the result of determining the ratio of a physical quantity, such as a length, time, temperature, etc.
  6. 11. one of the factors affecting friction
  7. 12. cubic units indicates ____.
  8. 14. the third law of motion
  9. 15. circular in motion
  10. 16. product of force and the distance through which it acts.
  11. 17. doesn't change the state of motion.
  12. 18. that has mass and volume
  13. 21. the time rate of change of displacement.
  14. 22. a instrument measure specific gravity of liquid.
  15. 23. a single vector which represents the sum of two or more vectors.
  16. 24. the standard unit of distance.
  17. 27. defined as the ratio of the mass and volume, weight and volume.
  18. 28. unit of pressure.
  19. 29. theoretical physicist who developed the general theory of relativity, effecting a revolution in physics
  20. 31. instrument that measures blood pressure.
  21. 32. unit/ what is the unit of coefficient friction?
  22. 35. the motion on the straight line.
  23. 37. product of force and its perpendicular distance from the point of support.
  24. 39. a push or pull exerted by a body.
  25. 40. defined as the ratio of the magnitude of the force and the area of the surface.
  26. 42. times gravitational force
  27. 44. the path of a projectile motion
  28. 45. resistance which opposes the movement of one body over another.
  29. 47. units of power
  30. 49. rate of doing work.