1 / 66

Chemical and Physical changes

Chemical and Physical changes. Physical Change A change in the size or state of matter. Physical Change. melting/freezing (changing state) Breaking Cutting Squeezing Mixing dissolving. Chemical Change When the molecules of matter change Can usually NOT change back to original form.

karleens
Download Presentation

Chemical and Physical changes

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Chemical and Physical changes

  2. Physical ChangeA change in the size or state of matter

  3. Physical Change • melting/freezing(changing state) • Breaking • Cutting • Squeezing • Mixing • dissolving

  4. Chemical ChangeWhen the molecules of matter changeCan usually NOT change back to original form

  5. Chemical Changes • spark/flame • Burning • bubble/fizz (from gas) • changes color • changes smell • hot/cold without heat • cooking

  6. Crumpling up paper

  7. Physical change

  8. Baking a cake

  9. Chemical change

  10. Melting cheese

  11. Physical change

  12. Burning cheese (or other food)

  13. Chemical change

  14. Cooking onions in a skillet

  15. Chemical change

  16. Chopping onions

  17. Physical change

  18. Making a party mix

  19. Physical change

  20. Tarnished silver

  21. Chemical change

  22. cracking open an egg

  23. Physical change

  24. cooking eggs

  25. Chemical change

  26. Chopping down a tree

  27. Physical change

  28. Melting wax

  29. Physical change

  30. Burning a candle

  31. Chemical change

  32. Melting butter

  33. Physical change

  34. Cutting your hair

  35. Physical change

  36. Bleaching your hair

  37. Chemical change

  38. Blowing up a balloon

  39. Physical change

  40. Popping a balloon

  41. Physical change

  42. Turning on a gas fireplace

  43. Chemical change

  44. Spraying hairspray (or paint or perfume)

  45. Physical change

  46. Lighting a firecracker

  47. Chemical change

  48. A rusty nail (or car)

  49. Chemical change

  50. Making lemonade

More Related