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Vocabulary

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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Question
Answer
Anything that takes up space and has mass   Matter  
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A body of matter with an indefinite shape and usually a larger size   Mass  
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Particles are close together and slowly shake   Solid  
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Particles are still close together but not in fixed positions   Liquid  
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Particles are very spread out and move rapidly   Gas  
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Any property used to characterize matter and energy and their interactions   Physical Property  
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A property used to characterize materials in reactions that change their identity   Chemical Property  
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The smallest unit of matter   Atom  
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Number of protons in an atom of a given element   Atomic Number  
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Number of protons plus the number of neutrons in an atom   Atomic Mass  
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Center of the atom that has the protons and neutrons (heaviest part of the atom)   Nucleus  
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Positive subatomic particle in the nucleus   Proton  
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Neutral subatomic particle in the nucleus   Neutron  
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Negative subatomic particle that is around the outside of the nucleus   Electron  
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Ability to be flattened into a sheet; bendable   Malleability  
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Ability to be stretched into a wire   Ductility  
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Ability to react with another substance   Reactivity  
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Horizontal rows on periodic table   Period  
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Vertical columns on periodic table   Groups  
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Temperature where solid turns to liquid   Melting Point  
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Temperature where liquid turns to gas   Boiling Point  
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Shiny, good conductors, malleable, ductility   Metal  
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Like both metal and non-metal, shiny, malleable, semi-conductors   Metalloid  
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Poor conductors, mostly gases, dull   Non-Metal  
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