Across
- 5. A single unit that converts radiant energy into electric energy?
- 6. a device used to measure electric current?
- 7. Current Your refrigerator, your washer and dryer are examples of what?
- 9. Batteries is small amount, which is one of the two main sources of what kind of energy?
- 12. Amps are the units we use to describe the amount of electrons that ______ on a circuit?
- 13. Lightning bolts/ sparks happen when electricity makes _______ glow?
- 14. What units do we use to describe the amount of electrons flowing on a circuit?
- 15. What is a device that converts electric signals to audible sound?
- 16. A positively charged object is when an object has more __________ than electrons?
- 19. The four basic parts of an electric circuit is the energy source, electrical load, conductors, and what else?
- 20. What do all electric cells contain chemicals of and that are not good for the environment?
Down
- 1. Zinc, chloride, alkaline, and lithium cells are examples type of cell?
- 2. An electric circuit in which the components are arranged one after another is what type of circuit?
- 3. Conducting wires is a device designed to transmit electricity and what else?
- 4. An electric circuit in which the parts are arranged so that electrons can flow along more than one path?
- 5. What do we call a material that allows electricity to flow?
- 8. Fuel cell vehicles are becoming increasingly popular because they produce no ____________ emissions?
- 9. 2 conditions must be met for electrons to flow continuously in current electricity which is that the path must be complete and it requires ________ source?
- 10. What do we call the material that is between a conductor and insulator?
- 11. What are the cells called that harnesses the sun energy for electricity?
- 17. Spraying water on your clothes is one way avoid ______ cling?
- 18. Secondary What is the most expensive type of electrical cell?