Science – Electricity & Magnetism Study Guide Name_________________________ Know these definitions: 1. electromagnet- 2. conductor- 3. insulator- 4. resistance- 5. parallel circuit- 6. static electricity- 7. series circuit- 8. electric field- 9. What is a property of matter that causes objects to attract or repel each other? 10. What is a characteristic of most electric conductors? 11. What are some characteristics of an electromagnet? 12. Which materials make good insulators of electricity? 13. If a burned-out bulb causes all of the lights to fail in a circuit, what might you conclude? 14. How does a compass react when it is near an electromagnet? 15. A student added another light to an electrical circuit and all the lights became dimmer. What is most likely the cause of the dimmer lights?