Across
- 2. the opposition of current flow
- 5. a circuit with more than one path for current flow
- 7. the force that causes current to flow
- 11. the flow of electrical charge
- 15. current flows from positive to negative
- 20. table showing all the known elements
- 21. Smallest piece of an element containing all of the properties of that element
- 22. a substance that hinders the flow of electricity
- 23. a substance that allows the flow of electricity
- 24. movement of electrons,invisible force that provide light, heat,sound,motion
- 25. simplest form of matter, made of one type of atom
- 26. Positively charged atomic particles
- 29. total current in parallel circuit equals sum of branch currents
- 31. the number of protons in an element
Down
- 1. the outermost ring of electrons in an atom
- 3. negatively charged particles
- 4. The SI unit of electromotive force
- 6. current flows from negative to positive
- 8. the mathematical relationship between current, voltage, and resistance
- 9. A system of components that allow current
- 10. circuit with both series and parallel circuits
- 12. related to the amount of current and voltage within a circuit
- 13. a unit of electrical current
- 14. sum of all voltage drops equal applied voltage
- 16. Orbits in which electrons move around the nucleus of an atom
- 17. uncharged atomic particles
- 18. a circuit with only one path for current flow
- 19. device used to measure properties of an electrical circuit
- 27. the relationship between average and voltage drop in a circuit
- 28. The center portion of an atom containing the protons and neutrons
- 30. the unit resistance is measured in