7. SOU LAS IT. TUUU WILL ALL
PHYSICAL CHANGE
1. a change in size, shape, or state
2. no new substance is formed
CHEMICAL CHANGE
1. a change in the physical and
chemical properties
2. a new substance is formed
Identify the following as physical (P) or chemical (C) changes.
1. NaCl (Table Salt) dissolves in water.
9. Milk sours.
_2. Ag (Silver) tarnishes.
10. Sugar dissolves in water.
3. An apple is cut.
11. Wood rots.
4. Heat changes H2O to steam.
12. Pancakes cook.
5. Baking soda reacts to vinger.
13. Grass grows.
6. Fe (Iron) rusts.
14. A tire is inflated.
7. Alcohol evaporates.
15. Food is digested.
8. Ice melts.
16. Paper towel absorbs water.