Across
- 2. Vibrations that transfer energy from place to place.
- 4. The transfer of heat through a solid.
- 5. A device that turns a circuit on and off.
- 6. Energy transferred when a force moves an object.
- 8. A circuit with more than one loop.
- 10. A simple electrical loop.
- 11. Using energy in a useful way without waste.
- 14. The rate at which energy is transferred or work is done.
- 16. The transfer of energy by waves or particles.
- 17. The unit used to measure force.
- 18. Something that can stretch and return to its original shape.
- 22. The force that pulls objects towards Earth.
- 23. The unit for potential difference.
- 26. The amount of mass in a certain volume.
- 27. The amount of energy needed to raise the temperature of 1 kg by 1°C.
- 29. The amount of matter in an object.
- 34. The ability to do work or cause change.
- 35. A safety device that melts if the current is too high.
- 36. An energy resource that cannot be replaced quickly.
- 37. The flow of electric charge around a circuit.
- 38. A material that does not let electricity or heat pass through easily.
- 39. When light bounces off a surface.
Down
- 1. A device used to change the voltage of electricity.
- 3. A force that opposes motion between two surfaces.
- 7. The energy something has because it is moving.
- 9. A stored chemical energy source for a circuit.
- 12. The number of waves passing a point each second.
- 13. The property of matter that causes electric force.
- 15. A push or pull that can change motion.
- 19. How fast something is moving.
- 20. An investigation carried out to collect data.
- 21. An energy resource that can be replaced naturally.
- 24. When light bends as it enters water or glass.
- 25. How much a material stops current from flowing.
- 28. How high or low a wave is from its middle line.
- 30. Stored energy due to position or condition.
- 31. Energy stored in hot objects.
- 32. A material that lets electricity pass through easily.
- 33. A circuit with only one loop.
- 40. A single unit that provides energy for a circuit.
