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6.2 Vocabulary

Across
a combination of two or more different kinds of atoms bonded together
a feature of a substance that can be observed or measured without changing the chemical structure of the substance (e.g., size, color, shape, boiling point)
the smallest piece of matter that has the properties of an element; a combination of three subatomic particles: protons, neutrons, and electrons
the normal action of something or how something works
an observable or measurable characteristic of a substance
a feature of a substance revealed during a chemical reaction (e.g., flammability, oxidation, reactivity)
to make something different from what it is now
a substance made up entirely of one kind of atom
the motion of atoms and molecules in a substance or object as its temperature increases
the core of the atom that contains protons and neutrons
a process that releases energy into the environment
Down
a change that rearranges the atoms of the original substances into a new substance that has different properties from the original substances
the positive subatomic particle of an atom
a change that rearranges the chemical structure of substances through a chemical reaction
the size, extent, or importance (magnitude) of something relative to something else
a process that absorbs energy from the environment
the way in which parts are put together to form a whole
a substance in which there is only one type of atom or molecule; has distinct properties and does not vary from sample to sample
the neutral subatomic particle of an atom
a form of potential energy held in the bonds of atoms and molecules
a combination of two or more atoms bonded together
the negative subatomic particle of an atom that orbits the nucleus
everything that has mass and takes up space
a measure of the amount of mass in a given volume; measured in kilograms per meters cubed (kg/m3)