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Today’s Agenda…11-1-12 . Bellringer: Create a T-chart to compare elements and compounds Review Discuss Frayer Model Notes on Mixtures – Study Pack #11. Mixtures. Study Pack #11. Today’s Target…. I can describe mixtures. What is a mixture?. Two or more substances combined

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today s agenda 11 1 12
Today’s Agenda…11-1-12 
  • Bellringer: Create a T-chart to compare elements and compounds
  • Review
  • Discuss Frayer Model
  • Notes on Mixtures – Study Pack #11
mixtures

Mixtures

Study Pack #11

today s target
Today’s Target…
  • I can describe mixtures.
what is a mixture
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
what is a mixture1
What is a mixture?
  • Since a physical change takes place when the substances come together it DOES NOT create a new substance
  • The substances you start with keep their properties
    • Example: In a salad each substance in the salad keeps its own properties
what is a mixture2
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
what is a mixture3
What is a mixture?
  • Mixtures are not represented by formulas
  • Mixtures can be made up of elements, compounds, or both
examples of mixtures
Examples of Mixtures
  • Salt water
  • Salad
  • Toys in a toy chest
  • Soap
types of mixtures
Types of Mixtures
  • Heterogeneous mixtures
  • Homogeneous mixtures
homogeneous mixtures
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
heterogeneous mixtures
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
homework
Homework
  • Create a Frayer model for mixture
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