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STRUCTURE & PROPERTIES OF MATTER.

Across
A state of matter where the atoms have so much energy that electrons break off.
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
The positively charged central core of an atom.
A state of matter where the particles are packed so close together that they can only vibrate in place.
A subatomic particle that has a negative charge and can be found outside of the nucleus of an atom.
A measure of the force of gravity acting on an object pulling it down.
Anything that has mass and volume.
A state of matter that has no defined shape but no defined volume.
A state of matter that has no defined shape and no defined volume.
A pure substance made up of only one type of atom.
Down
A measure of the amount of matter in a substance or object.
A subatomic particle that has a positive charge and is found in the nucleus of an atom.
Two or more atoms held together by a chemical bond.
A measure of the mass of a material in a given volume.
A substance made up of two or more elements or compounds or both that can be physically separated.
A subatomic particle that has no charge and can be found in the nucleus of an atom.
A measure of the amount of space an object or substance takes up.
A form of heat, light, or sound that can move between particles and cause matter to change.
The smallest particles of an element that still have the element's properties.