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STRUCTURE & PROPERTIES OF MATTER.

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Across
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A state of matter where the atoms have so much energy that electrons break off.
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A substance that has molecules made up of more than one type of element. The atoms of the elements are chemically bonded and cannot be physically separated
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The positively charged central core of an atom.
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A state of matter where the particles are packed so close together that they can only vibrate in place.
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A subatomic particle that has a negative charge and can be found outside of the nucleus of an atom.
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A measure of the force of gravity acting on an object pulling it down.
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Anything that has mass and volume.
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A state of matter that has no defined shape but no defined volume.
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A state of matter that has no defined shape and no defined volume.
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A pure substance made up of only one type of atom.
Down
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A measure of the amount of matter in a substance or object.
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A subatomic particle that has a positive charge and is found in the nucleus of an atom.
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Two or more atoms held together by a chemical bond.
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A measure of the mass of a material in a given volume.
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A substance made up of two or more elements or compounds or both that can be physically separated.
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A subatomic particle that has no charge and can be found in the nucleus of an atom.
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A measure of the amount of space an object or substance takes up.
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A form of heat, light, or sound that can move between particles and cause matter to change.
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The smallest particles of an element that still have the element's properties.