Across
- 2. object that can attract other objects made of iron and magnetic metals
- 5. components distinguished
- 10. electricity into another tipe of enrgy
- 12. separate solids from liquids in homogeneous mixtures
- 16. close path through which electricity flows
- 20. flow of electrical charges through materials
- 21. material which does not allow electrical charges to move
- 22. sinonim of homogeneous mixture
- 23. chemical reaction in yeast and bacteria
Down
- 1. components cannot be distinguished
- 3. separate liquids of different boiling points in homogeneous mixtures
- 4. separate solids from liquids, or solids with different size particles, in heterogeneous mixtures
- 6. force of attraction exerted by magnets
- 7. when some metal substances combine with oxygen in the presence of water
- 8. material allows electrical charges move
- 9. to orient ourselves
- 11. atoms react and group each other differently
- 13. substance contains only one type of component
- 14. objects or substances burn this happens
- 15. contains one or more pure substances
- 17. usually made of copper, wrapped in plastic covering
- 18. separate substances of different density in heterogeneous mixtures
- 19. component of electric circuit which provides energy