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12 days of science
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On the first day of Science, Ms. Kisner gave to me…
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One Independent variable
IV=cause DV=effect
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Two Electromagnets!
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3 states of matter
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4 reactive groups Groups 1,2,16,17
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Melting, freezing, evaporation/boiling, condensation, dissolving
5 physical changes Melting, freezing, evaporation/boiling, condensation, dissolving
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Law of conservation of mass Reactants -> Products
6 chemical equations Law of conservation of mass Reactants -> Products
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7 signs a chemical Gas produced, solid produced, color change, odor change, change in temperature, sound given off, light given off
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NOBLE GASES= unreactive due to full outer shell
8 valence electrons NOBLE GASES= unreactive due to full outer shell
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IN ALL CHEMICAL CHANGES
9 chemical bonds IN ALL CHEMICAL CHANGES
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10 mixtures keeping Mixtures physically combine and separate
Their components KEEP their PROPERTIES
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11 compounds losing Compounds are combined and separated through chemical changes The components LOSE their properties
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Graduated cylinder, triple beam balance, spring scale
12 tools and units Graduated cylinder, triple beam balance, spring scale
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