Across
- 3. The type of current in mains electricity
- 5. A machine in the national grid that steps up or down voltage
- 10. The % of energy usefully transferred
- 11. A type of energy linked with heat and is normally wasted
- 13. Energy / Time or Energy per second
- 14. A type of energy linked with food, fuel and batteries
- 15. Voltage / Current =
- 18. Breaking down a power plant
- 20. Another word for potential difference
- 21. A renewable resource used in dams and falling water
- 23. A type of potential energy of objects stored up high
- 24. One of the fossil fuels
Down
- 1. A renewable resource linked with burning wood or crops
- 2. Energy sources that will never run out
- 4. The other non-renewable fuel that is not fossil fuels
- 6. A type of energy linked with moving things
- 7. Colour of the neutral wire
- 8. A type of circuit with only one loop
- 9. Only allows electricity one way
- 12. The unit for activity or count rate
- 16. A temperature-dependent resistor
- 17. A device used to measure current
- 19. An energy source using hot rocks from underground
- 22. The unit for charge flow