Across
- 1. Short wires have less or more resistance
- 3. Thin wires have higher or lower resistance
- 4. The amount you use depends on the power required by appliances & how long they are used.
- 7. the area around the magnet where forces act
- 11. The flow of electrons through a wire or conductor
- 15. Force is strongest or weakest at the magnetic poles
- 19. A property that causes subatomic particles such as protons and electrons to attract or repel each other.
- 20. A material that allows e- to move easily
- 21. The rate at which electrical energy is converted to another form of energy
- 23. A material that does NOT allow e- to move easily
- 25. Magnets can gain or lose some magnetic properties if dropped or heated
Down
- 2. The force of attraction or repulsion between electrically charged objects.
- 5. Dragging your feet on the carpet would be a charge by _____
- 6. Is a property of matter in which there is a force of attraction or repulsion between like and unlike poles
- 8. Detects electric current, using a solenoid
- 9. Force of attraction decreases or increases as distance between magnets increases.
- 10. The effect the electric charge has on other charges in the space around.
- 12. A closed path through which e- can flow
- 13. Using an electroscope would be a charge by ____
- 14. The tendency for a material to resist the flow of electrons
- 16. Type of Current that has only one path it can travel along
- 17. Type of current that contains separate branches for current to move through
- 18. Opposite charges ______ and like charges attract.
- 22. The SI unit for electric charge
- 24. Which law is this formula: Potential difference = current x resistance