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8.6A Vocab
| Term | Definition |
|---|---|
| compound | a substance made up of atoms of two or more different elements joined by chemical bonds |
| element | a substance that cannot be separated or broken down into simpler substances by chemical means |
| heterogeneous | describes something that does not have a uniform structure or composition throughout |
| homogeneous | describes something that has a uniform structure or composition throughout |
| mixture | a combination of two or more substances that are not chemically combined |
| molecule | a group of atoms that are held together by chemical forces |
| atom | the smallest unit of an element that maintains the properties of that elementf |
| matter | anything that has mass and takes up space |
| concept | a general idea being described or considered |
| periodic | happening at regular intervals |
| predict | to tell about something in advance |