Across
- 2. a circuit with a battery, wire, and bulb connected in a loop that carries electricity
- 3. primary source of all light on earth
- 5. to be pulled toward an object
- 7. a charge with added electrons
- 11. a force between two objects
- 13. rubbing of two materials against each other
- 14. the largest magnet known to man
- 15. ___________ energy is stored energy
- 17. a mechanism to connect and disconnect a circuit
- 18. a flow of electrons along a loop from the source to the use and back again
Down
- 1. a charge with electrons removed
- 4. the center of an atom
- 6. pushing apart of two objects
- 8. energy can be ____________ to another object
- 9. a negatively-charged particle of an atom that revolves around the nucleus
- 10. a machine used to send messages in code using electricity
- 12. something that is already moving has this type of energy
- 16. the smallest particle of an element
- 17. _________ electricity is a single sudden flow of electrons