Physics 20 Terminology

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Across
  1. 2. diagram that shows all forces acting on an object (2 words)
  2. 5. centre seeking
  3. 7. potential energy in a spring
  4. 8. shape of planetary orbits
  5. 10. time to complete one cycle
  6. 15. energy of movement
  7. 17. maximum displacement from equilibrium
  8. 19. units for mass
  9. 20. satellite that remains above the same point of the earth's surface at all times
  10. 24. directions that only use degrees
  11. 27. displacement of medium perpendicular to the direction of travel
  12. 28. interference that creates a node
  13. 31. force applied through a rope
  14. 33. unit for work
  15. 35. constantly changing for uniform circular motion
  16. 36. rate at which work is done
  17. 37. natural frequency of an object
  18. 38. unit for force
  19. 40. weight that is equivalent to the normal force
  20. 41. fundamental force of nature
  21. 43. math used to determine direction
  22. 45. unit for the distance from earth to the sun
  23. 46. force that is always opposite to the direction of movement
  24. 47. variables that provide magnitude only
  25. 49. point at which two sources are in-phase
Down
  1. 1. force that helps ensure mechanical energy is not affected
  2. 3. ability to do work
  3. 4. sum of the kinetic and potential energies
  4. 6. variable that uses the letter "a"
  5. 9. gravitational force
  6. 11. moving at a constant velocity
  7. 12. vector quantity of distance
  8. 13. system that cannot exchange matter or energy
  9. 14. friction that prevents an object from moving
  10. 16. term used for an object not moving
  11. 18. frequency caused by an external force
  12. 21. newton's third law looks at action-___________
  13. 22. transfer of energy
  14. 23. inverse of frequency
  15. 25. part of a standing wave necessary at a closed end
  16. 26. units for wavelength
  17. 29. word used for frictionless systems
  18. 30. represented as the variable "k" for a spring
  19. 32. vector sum of all forces
  20. 34. direction of the restoring force compared to the displacement
  21. 39. an object moving through the air
  22. 42. slope of a position-time graph
  23. 44. tendency for an object to remain at a constant velocity
  24. 47. abbreviation for motion in which there is a constant frequency
  25. 48. line that indicates the direction a wave is travelling