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Science EOG Review

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Valence Electrons   The electrons on the outer shell  
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Open System   A system where things are allowed to enter and escape  
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Closed System   A system where nothing is allowed to enter or escape  
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Homogeneous Mixture   A mixture that is not easily separated  
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Heterogeneous Mixture   A mixture that is easily separated  
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Crystal Lattice   The symmetrical three-dimensional arrangement of atoms inside a crystal  
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Electrolysis   Chemical separation through electricity  
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Boiling Point   The temperature at which something begins to boil  
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Melting Point   The temperature at which something begins to melt  
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Malleability   The ability for something to be molded into sheets  
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Coefficient   The number in front of the variable  
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Pure Substance   A substance that is made of only itself, Pure  
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Change of state   When something changes it's form to another form. Solid, liquid, gas.  
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Law of Superposition   The law that states that younger rock layers lay on top of older layers.  
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Intrusion   When magma comes between layers of rocks.  
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Created by: 17gentrc
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