11 chapter 9 types of change in matter
-
Upload
omneyaghis-ghis -
Category
Education
-
view
365 -
download
0
Transcript of 11 chapter 9 types of change in matter
![Page 1: 11 chapter 9 types of change in matter](https://reader036.fdocuments.us/reader036/viewer/2022091121/58a4a4c11a28abe2428b5059/html5/thumbnails/1.jpg)
CHAPTER 9:CLASSSIFYING
MATTERTypes of changes in matter
Part 2
![Page 2: 11 chapter 9 types of change in matter](https://reader036.fdocuments.us/reader036/viewer/2022091121/58a4a4c11a28abe2428b5059/html5/thumbnails/2.jpg)
TYPES OF CHANGES IN MATTER
Physical change
(Reversible)
Chemical change
(Irreversible)
![Page 3: 11 chapter 9 types of change in matter](https://reader036.fdocuments.us/reader036/viewer/2022091121/58a4a4c11a28abe2428b5059/html5/thumbnails/3.jpg)
PHYSICAL CHANGE (REVERSIBLE) Is a change that does not result in a new
substance. Examples:a)Changes in states of matter. Ice to water to vapor
b)Cutting a piece of paper.
c)Dissolving sugar or salt in water.
![Page 4: 11 chapter 9 types of change in matter](https://reader036.fdocuments.us/reader036/viewer/2022091121/58a4a4c11a28abe2428b5059/html5/thumbnails/4.jpg)
CHEMICAL CHANGE(IRREVERSIBLE) Is a change that results in one or more
new substance. Examples:a)Burning a piece of wood.
b)Iron rusting.
c)Bread dough baking.
![Page 5: 11 chapter 9 types of change in matter](https://reader036.fdocuments.us/reader036/viewer/2022091121/58a4a4c11a28abe2428b5059/html5/thumbnails/5.jpg)
EVIDENCE THAT A CHEMICAL CHANGE HAS HAPPENED(IRREVERSIBLE)1)Change in colour .Example: Iron rust.
2)Change in scent . ( odour )3)The presence of bubbling or fizzing.
4)Heat is released or absorbed.