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