Across
- 4. The SI unit of electrical charge
- 5. The flow of electrical charges through a conductor
- 8. A negatively charged particle that surrounds the nucleus of an atom
- 10. An electrical property that quantifies an entire object's opposition to current flow
- 12. An electrical device used to store a static charge
- 16. Creating a temporary charge in a neutral object by bringing a source of charge close to it
- 17. The factor that indicates the reduction in effort when using a simple machine
- 19. A type of force that requires work to move in a closed path; work is path-dependent
- 21. The ordered distribution of some periodic aspect of a physical system; example: electromagnetic spectrum
- 22. A method for determining the mechanical advantage of a simple machine that accounts for all mechanical losses
- 23. The ratio of useful work output to work input for a machine
- 25. Work over change in time; the rate of work
- 26. A material with loosely held electrons that allows the easy transmission of electricity
- 27. A physical property of space that can be quantified at every point in a volume
- 28. An inclined plane wrapped around a cylinder
- 30. The energy of a system due to its state or position
- 32. The contact force between two surfaces sliding against each other that opposes their relative motion
- 34. The SI unit used to measure electrical potential and potential difference
- 35. A device that changes the magnitude or direction of a force, or both; makes work easier and/or faster
- 36. A complete conducting path for an electrical current
- 37. Change in momentum due to the application of a force
- 38. The ability to do work
Down
- 1. SI unit of energy, work and heat; 1 N*m
- 2. The kind of collision where kinetic energy is conserved
- 3. A source or sink for electricity large enough that adding or subtracting some charge will not change its charge
- 6. The SI unit for current; 1 C/s
- 7. Force exerted by a string-like connection; acts as an equal but opposite force at each end
- 8. Relating to the presence or movement of electrons
- 9. Force applied through a distance
- 11. The energy of a moving system
- 13. A solid substance that has electrical properties intermediate between conductors and insulators
- 14. The study of the causes and effects of current electricity
- 15. The quantity of motion directly proportional to mass and velocity of a system
- 18. The kind of collision where kinetic energy is not conserved and some is used in deforming one or both of the objects
- 20. An instrument that can detect electric charge
- 24. A material with tightly held electrons so that it does not conduct easily
- 29. SI unit of power
- 31. Consists of a plane and a fulcrum; transmits a force applied at one location to move a load at another
- 33. Frictional force that opposes the slipping of motion; "good" friction