| A | B |
| abolitionist | Person who wants to end slavery |
| secede | To wuthdraw from an organization |
| emancipation | The act of setting slavery free |
| Confederate | Of, relating to, or loyal to the Southern United States in the Civil War |
| Union | Of, relating to, or loyal to the Northern United States in the Civil War |
| inauguration | When the president elect becomes president |
| destructive | Causing great damage |
| audible | Able to be heard |
| crucial | Critically important |
| tremor | A shaking, rolling motionof the ground |
| severity | Harshness; intensity |
| disrupts | To break or interrupt |
| contour | The outline; edge |
| exert | To put into action |
| friction | The heat and strain caused when surfaces rub together |
| hemisphere | One half of the globe |