Across
- 6. the SI unit of electrical resistance
- 7. a stable negatively charged component of an atom
- 8. an electric current flowing in one direction only
- 9. the SI base unit of electrical current
- 10. a subatomic particle of about the same mass as a proton but without an electric charge
Down
- 1. a representation of the electric potential energy per unit charge
- 2. a substance which does not readily allow the passage of heat or sound
- 3. the basic unit of a chemical element
- 4. a substance or material that allows electricity to flow through it
- 5. the opposition that a substance offers to the flow of electric current