review of basic matter related vocabulary
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| matter | the stuff that all objects and substances in the universe are made of
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| volume | the space matter occupies (takes up)
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| mass | a measure of the amount of matter in a given object
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| properties | characteristics that help us identify or classify matter
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| density | the amount of matter in a given space
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| ductility | the ability to be pulled into a thin strand, like wire
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| malleablility | the ability to be pressed or pounded into a thin sheet,like aluminum foil
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| boiling point | the temperature at which a substance changes from a liquid into a gas
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| melting point | the temperature at which a substance changes from a solid into a liquid
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| conductivity | how well a substance allows heat or electricity to flow through it
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| element | different kinds of atoms; simplest form of matter
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| compounds | two or more elements that are combined to make a new substance with new properties
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| molecule | two or more combined atoms that are the smallest particle of a substance that keeps the properties of the substance
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| reactants | substances that change during a reaction (what you start with)
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| products | substances that are a result of a reaction (what you end up with)
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| mixture | a combination of two or more substances that have not combined chemically
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| pure substance | only one substance: can be either an element or compound
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| metal | element on the right of the periodic table; good conductors, high density, shiny, malleable, ductile
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| non-metal | element on the left of the periodic table; poor conductors, dull, brittle
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| metalloid | found on the stair step of the periodic table; properties of both metals and non-metals; semi-conductors
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| brittle | breaks easily
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| luster | how well a substance reflects light; shiny means lots of reflection; dull means little reflection
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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