| Term | Definition |
| Mixure | made of two or more substances |
| Homogenous Mixture | mixture so fine you can't see the particles |
| Heterogenous Mixture | mixture where the substances are not mixed evenly |
| Electrode | A metal strip that conducts electricity |
| Electromagnet energy | Electromagnetic energy consists of waves of electric and magnetic energy radiating through space, and travelling at the speed of light |
| Solution | A homogeneous mixture of two or more substances |
| Molecule | atom combined to form largers particles |
| Atom | smallest particle of an element |
| Element | a pure substance that can't be broken down into any other substances by chemical or physical means |
| Matter | anything that has mass and takes up space |
| Energy | the ability to do work |
| Temperature | a measure of the average energy |
| Substance | a single kind of matter that is pure |