1. Physical Changes and Chemical Changes Emily 4 th Grade Mrs.Mitchell 1.Click the office button. 2.Click save as

2. Physical Change A change that begins and ends with the same type of matter.

3. There are 3 kinds of physical changes: 1. A change in size or shape 2. A change in position or texture 3. A change in state

4. Change in size or shape: Change in size

5. Change in position or texture Change in position Change in texture

6. Change of state

7. To change from a solid, to a liquid, to a gas, add heat.

8. To change from a gas to a liquid, to a solid, take away heat.

9. Chemical Changes A chemical Change that produces new matter with different properties from the original matter

10. An example of a chemical change. Carbon + Oxygen + Hydrogen = Sugar Sodium + Chorine =Salt Oxygen +Iron = Rust

11. Tarnish is an annoying chemical change

12. Name a beneficial chemical change.

13. Rust is a harmful chemical change.