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What is the Matter?
8th grade Chemistry Vocabulary
| C | Answer |
|---|---|
| Anything that takes up space and has mass | Matter |
| The smallest part of an element that has all of the properties of that element | Atom |
| Matter made of one kind of atom | Element |
| A form of energy that is not matter | Heat |
| Center of the atom | Nucleus |
| Positively charged subatomic particle | Proton |
| Negatively charged subatomic particle | Electron |
| Subatomic particle in nucleus of atom with no charge | Neutron |
| The number of protons in the nucleus of the atom | Atomic Number |
| Two or more elements joined chemically | Compound Compound |
| The smallest complete part of a compound | Molecule |
| Two or more substances that come together but don't combine to make a new substance | Mixture |
| Two or more substances evenly mixed but not "bonded" | Solution |
| Matter can not be created or destroyed-only changes form | Law of Conservation of Mass |
| Any change of a material into a new material with different properties | Chemical change |
| A change to the physical properties of matter that doesn't change the matter's identity | Physical change |
| The amount of matter in an object | mass |
| The amount of space an object takes up | volume |
| The mass of an object divided by its volume | density |
| A state of matter that is usually invisible and who's particles are usually spread far apart | Gas |
| Matter with a definite shape and volume with closely packed particles | Solid |
| Matter that takes the shape of the container it is put into so it has a definite volume but not a definite shape | Liquid |