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Science 7th Grade Vocab

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Across
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The amount of energy required to raise the temperature
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Ions that form an orderly, three-dimensional arrangement
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Transfers heat from on particle of matter to another within an object or between two objects
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Is the force of attraction that holds atoms together as a result of the rearrangement of electrons between them
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A mixture made of two or more elements, at least one of which is metal
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The attraction between two oppositely charged ions
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The study of matter and how matter changes
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The circular motion that is created when air is heated and rises to float on to of the denser, cooler air
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An atom or group of atoms that has an electric charge
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A characteristic of a substance that describes its ability to change into different substances
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A material that conducts, transfers heat well
Down
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The transfer of thermal energy from a warmer object to a cooler object
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Made up of positive and negative ions
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The transfer of energy by electromagnetic waves
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The chemical bond formed when 2 atoms share electrons
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A characteristic of a substance that can be observed without changing it into another substance
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A neutral group of atoms joined by covalent bonds
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Those electorns that have the highest value
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A type of heat transfer that occurs only in fluids, such as water and air
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Anything that has mass and takes up space
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Materials that do not conduct, transfer heat well
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A single kind of matter that is pure, meaning it always has a specific makeup or composition