| A | B |
| Drought | Long time without rain/poor crops |
| Famine | No food/starvation follows |
| Oppressive Government | Does not allow personal freedom |
| Capitalism | Allows people to own business/USA |
| Communism | Government controls business/Cuba |
| Socialism | Government controls schools and health care/Sweden |
| River Source | Where it begins/Mountains |
| River Mouth | Delta/Empties into larger source |
| Strait | Narrow strip of water that separates two pieces of land |
| Canal | Manmade waterway/Panama or Suez |
| Subsistence Farming | Growing only enough for your family |
| Commercial Farming | Growing to sell crops |
| Cash Crop | Sold for profit/coffee, tea, cotton |
| Food Crop | Raised to eat |
| Indiginous | People native to an area/Aborigines in Australia |