Across
- 1. two or atoms joined together
- 6. the smallest possible particle of a substance
- 8. a circuit with only one path for current
- 9. liquid to a gas
- 10. opposite charges __________
- 13. same charges __________
- 14. a material that slows the flow of heat and electricity
- 15. a neutral charge found in the nucleus of the atom
- 17. liquid to solid
- 20. gas to a liquid
- 21. a continuous pathway that can carry an electric current
- 23. a physical change when matter changes from one state to another
- 25. these can be positive or negative
Down
- 2. a flow of electric charges
- 3. negative charge, can jump
- 4. a combination where one substance is dissolved in another
- 5. a change in which a substance remains the same substance
- 7. a combination of two or more different substances
- 8. the buildup of electric charges in one place
- 11. positive charge, located in the nucleus of the atom
- 12. a circuit with two or more paths for current
- 16. a material through which heat and electricity flow easily
- 18. a magnet that has coils of current-carrying wire around an iron core, it is a temporary magnet
- 19. solid to liquid
- 22. a change in which substance changes into a new substance
- 24. anything that has mass and takes up space