| A | B |
| geology | Study of the earth. |
| geocentric | Relating to the earth's center. |
| terra cotta | A hard, semi-fired waterproof ceramic clay used in pottery. |
| aerospace | The earth's atmosphere and the space beyond it. |
| aerial | Occuring in or caused by air. |
| aerophobia | A fear of air, especially of drafts. |
| pyrotechnics | The art of making and using fireworks. |
| pyromania | An uncontrollable urge to start fires. |
| ignite | To cause to burn. |
| aquarium | A container that holds water for fish. |
| dehydrate | To take water from. |
| hydrothermal | Of or relating to hot water. |
| heliophile | One who is attracted to sunlight. |
| heliocentric | Measured from the center of the sun. |
| solar | Of or relating to the sun. |
| astronomy | The study of the universe. |
| disaster | Widespread damage. |
| stellar | Of, relating to, or consisting of stars. |