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7th Grade Vocab Words For Scientific Method Unit

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Vocabulary Word
Definition
Scientific Methods   A statement that can be tested  
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Observation   Bits of information you gather with your senses  
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Inference   A conclusion about a observation  
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Hypothesis   An Educated Guess  
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Independent Variable   The one factor you can change in a experiment  
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Dependent Variable   Is the factor,or outcome, that will be measured in a experiment  
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Constant   Are factors in an a experiment that stay the same  
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Control   a standard use of comparison  
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Malleable   Can be smashed without crumbleing  
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Luster   Shiny  
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Ductile   Can be drawn into thin wire  
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Corrosive   Rust  
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Density   The degree of compactness of a substance or the mass of a object  
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Noble gases   Any of the gas's elements helium, neon, argon, krypton, xenon, and radon, occupying Group 18  
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Alkali metals's   Are metals that react highly with water  
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Alkali earth metal's   The alkaline earth metals are a group of chemical elements in the periodic table with very similar properties and react with water  
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Halogen   are the most reactive non- metals  
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Transition metals   any of the set of metallic elements occupying group 3-12  
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Compound   Two different types of atoms that have chemically combined  
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Element   Types of atoms pure  
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Ionic compound   A metal and a non-metal  
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Covelent compound   A non-metal and a non-metal  
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Lewis pat structure   Shows how elements bond together with valance electrons  
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