Physics Vocabulary Review

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Across
  1. 2. a vibratory disturbance that propagates through a medium or field
  2. 5. the derived SI unit of electric charge
  3. 9. the change in direction of a wave due to a change in speed at the boundary between two media with different densities
  4. 10. the SI unit of power
  5. 12. a quantity that has both magnitude and direction, often shown graphically as an arrow with definite length and direction
  6. 15. the gravitational force with which a planet attracts a mass; a vector quantity
  7. 18. the derived SI unit of frequency equivalent to one cycle per second
  8. 19. the fundamental negatively charged subatomic unit of matter
  9. 20. the resistance of an object to a change in its motion; direction proportional to the object's mass
  10. 22. a push or pull on a mass; a vector quantity
  11. 23. the change in position of an object described by the vector that begins at the initial position of the object and ends at its final position
Down
  1. 1. the SI unit of energy
  2. 3. the derived SI unit of electric potential difference
  3. 4. a quantity that has magnitude only, with no direction specified
  4. 6. the product of a force along the direction of displacement and the magnitude of the displacement
  5. 7. the force that opposes the relative motion of two objects in contact; a vector quantity
  6. 8. the time rate of change of velocity; a vector quantity
  7. 11. the magnitude of the maximum displacement of a particle of a medium from its rest or equilibrium position
  8. 13. the time rate of change of an object's displacement; a vector quantity
  9. 14. the fundamental SI unit of current
  10. 16. the total length of the path that an object travels; a scalar quantity
  11. 17. the product of an object's mass and velocity
  12. 21. the rate at which work is done