| A | B |
| geology | study of what the earth is made of and how it changed over time |
| geometry | math study of shapes, based on measuring parts of earth |
| geography | study of the physical features of the earth (mountains, oceans, plateaus, etc.) |
| geode | a hollow rock that grows crystals inside |
| geocentric | taken from the perspective of Earth, or believing Earth to be the center of things |
| agriculture | farming, cultivating the soil |
| agronomy | the science of soil management and crop production |
| agrarian | related to land, the cultivation of land |
| agribusiness | agriculture/farming based on using advanced technology |
| agrobiology | biology that focuses on soil and plant nutrition to help farmers produce more and better crops |