Across
- 4. electromotive force or potential difference expressed in volts
- 6. a circuit in which all elements are arranged in one single path
- 7. electric current that reverses its direction many times a second
- 8. strength of an electric current measured in amperes
- 9. presence of a complete path of current flow
Down
- 1. electric current flowing in one direction only
- 2. degree to which something opposes the passages of electric current
- 3. a circuit that has two or more paths for electricity to flow
- 5. measurement of resistance