| A | B |
| refers to dates after Jesus's birth | AD |
| refers to dates before the birth of Jesus | BC |
| refers to "Before Common Era" dates before the birth of Jesus | BCE |
| refers to "Common Era" dates after Jesus's birth | CE |
| a period of 100 years | century |
| the culture of a particular time or place | civilization |
| the weather conditions in a certain area over a long period of time | climate |
| the knowledge, beliefs, customs, and values of a group of people | culture |
| a repeated practice; tradition | custom |
| governmental rule by the people, usually on a majority rule principle | democracy |
| the system in which people makeand exchange goods and services | economy |
| the study of the earth's physical and cultural features | geography |
| freedom from forceful rule | independence |
| governmental rule by one person, a king or queen | monarchy |
| the region of the US sometimes defined by the states that did not secede from the Union during the Civil War | North |
| an organized resistance to the established government | rebellion |
| a group of people who share common traditions | society |
| the region of the US sometimes defined by the states that seceded from the Union to form the Confederate States of America | South |