electricity vocabulary
Across
- 2. a device that converts chemical energy contained within its active materials directly into electric energy.
- 5. an electrical component that limits or regulates the flow of electrical current in an electronic circuit
- 8. a type of electromagnet formed by a helical coil of wire
- 12. attraction or repulsion that arises between electrically charged particles
- 13. the transfer of energy, such as heat or electricity, between objects that are touching
- 14. a unit used to measure the difference in electric potential between two points
- 17. the measure of how much an object opposes the flow of electric current
- 18. an electromotive force or potential difference expressed in volts.
- 20. a magnet that uses electricity to create a magnetic field.
- 22. a measure of the amount of electric charge in motion per unit time
- 23. a complete circular path that electricity flows through.
- 24. a measure of the rate at which work is done
- 25. one in which all circuit elements are arranged in a single path
- 27. an instrument used to measure the current in a circuit
Down
- 1. a tiny, negatively charged subatomic particle that orbits the nucleus of an atom
- 3. the amount of charge transported by a current of one ampere in one second
- 4. a material that allows the flow of electricity through it
- 6. the attractive or repulsive force that exists between two charged objects
- 7. the act of introducing something, reasoning from facts to principles, or a formal entry into a position.
- 9. the amount of electric force per charge at a point in space
- 10. a measure of the rate of energy transfer over a unit of time
- 11. the region around a magnetic material or a moving electric charge within which the force of magnetism acts
- 15. the rate at which electrons flow past a point in a complete electrical circuit.
- 16. an electrical path that branches so that the current divides and only part of it flows through any branch.
- 19. The SI derived unit used to measure the electrical resistance of a material or an electrical device (volt)
- 21. a general transition of something or phase to another state condition.
- 26. materials that can resist energy transfer