1. Today’s Agenda… Bellringer: Create a T-chart to compare elements and compounds Frayer Model Notes on Mixtures

2. Study Pack #11

3. Today’s Target… I can describe mixtures.

4. What is a mixture? Two or more substances combined When the substances come together a physical change takes place So the substances can be separated

5. What is a mixture? Since a physical change takes place when the substances come together it DOES NOT create a new substance The original substances in a mixture keep their properties Example: In a salad each substance in the salad keeps its own properties

6. What is a mixture? Mixtures do not have substances in fixed amounts Example: When you make a salad you don’t have to have a certain number of cucumbers or tomatoes

7. What is a mixture? Mixtures are not represented by formulas

8. Examples of Mixtures Salt water Salad Toys in a toy chest Soap

9. Types of Mixtures Heterogeneous mixtures Homogeneous mixtures

10. Homogeneous Mixtures Homogeneous means “the same throughout” You can’t see the different parts in this type of mixture Sometimes also called a solution Sometimes you might not even know they are mixtures because you can’t see all the parts that they are made up of Examples: salt water, lemonade, air

11. Heterogeneous Mixtures Has larger parts that are different from each other You can see the different parts in this mixture Examples: pizza, sand and water

12. Homework Create a frayer model for mixture