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Warm Up: Turn in homework (to the tray).
Take half page from the front table and complete.
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What can you observe about the following items
What can you observe about the following items? What are some differences or similarities you see? Gold Trail Mix Water (H2O)
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What is Matter? Anything that has mass and takes up space!
List some things that are matter:
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Matter can be classified as:
Elements Compounds Mixtures To figure out which one it is, we first ask Can it be physically separated?
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Can it be separated physically? YES
Mixtures: Trail Mix
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Is it uniformly distributed? Does it all look the same? If yes…
Air
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Homogenous Mixture- Composition is same throughout
Air
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Is the composition uniformly distributed. Can we pick out the pieces
Is the composition uniformly distributed? Can we pick out the pieces? No
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Heterogeneous Mixtures Not uniformly distributed
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Can it be physically separated?
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No….then it’s a Pure Substance Gold Water
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Can it be broken down chemically? Yes
SALT NaCl
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Then it is a COMPOUND Salt Chlorine Sodium NaCl = Poisonous Gas White silvery metal
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Examples of Compounds
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Can it be broken down chemically? No Element
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Let’s practice Put the following examples on your chart!
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Carbon Dioxide
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Italian Salad Dressing
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Silver
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Sweet Tea
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Baking Soda
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Elements Compounds Mixtures Let’s practice!!!!
Sort the examples into the correct categories: Elements Compounds Mixtures
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Match the picture with the correct explanation
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Complete the Practice for Homework
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