Across
- 7. Energy spread out to the surroundings.
- 8. The energy transferred per unit charge.
- 10. A material that does not allow electricity to flow easily.
- 12. The movement of energy from one store to another.
- 15. Energy stored when an object is stretched or compressed.
- 18. An object that produces a magnetic field.
- 22. Energy due to height above the ground.
- 23. Energy transferred by a force.
- 24. A circuit with one loop.
- 25. The rate at which energy is transferred.
- 26. The flow of electric charge.
- 27. A complete loop that allows current to flow.
- 28. A part of a circuit (e.g. bulb, motor).
Down
- 1. The proportion of useful energy output compared to input.
- 2. A property of matter that can cause forces (positive or negative).
- 3. A magnet made by passing current through a wire.
- 4. A measure of how much a component opposes current.
- 5. A source of electrical energy.
- 6. The region around a magnet where forces act.
- 9. Energy cannot be created or destroyed, only transferred.
- 11. Energy transferred in the desired way.
- 13. A material that allows electricity to flow through it.
- 14. Energy stored as heat.
- 16. A circuit with branches.
- 17. Energy stored in fuels and food.
- 19. The ability to do work or cause change.
- 20. Energy of a moving object.
- 21. Energy not usefully transferred (often as heat).
- 24. A way energy is held (e.g. thermal, kinetic).