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| Question | Answer |
|---|---|
| what is an atom? | An atom is the smallest particle of an element. |
| Aluminum | Al |
| Define a solid. | A solid has a definite shape and a definite volume. |
| Define a liquid. | A liquid has a difinite volume but no difinite shape. |
| Define a gas. | A gas has no difinite shape nor volume |
| Define cation. | An ion with a positive charge |
| Define geology. | The study of the origin, history, and structure of Earth. |
| Define group. | A column of elements in a periodic table. |
| Define heat. | The transfer of thermal energy from one object another because of a difference in temperature. |
| Oxygen | O. |
| Neon. | Ne. |
| Astatine. | At. |
| Tin. | Sn. |
| Palladium. | Pd. |
| Silver. | Ag. |
| Maganese. | Mn. |
| Define watt. | The SI unit of power, equal to one joule per second. |
| Define weight. | The force of gravity acting on an object. |
| Define transition metals. | Elements that form a bridge between elements on the left and right sides of the periodic table. |
| Define valence electron. | An electron that is in the highestoccupied energy level of an atom. |