| A | B |
| abolitionist | A person that wants slavery to stop. |
| secede | To withdraw from an orginazation. |
| emancipation | To be set free from slavery or from someone elses power. |
| Confederate | The southern states of the U.S. |
| Union | The northern states of the U.S. |
| inauguration | When someone becomes the president. |
| destructive | Causing great damage. |
| audible | Able to be heard. |
| tremor | A shaking, rolling motion of the ground; a shock to the earth's suface. |
| exert | To put into action; use |
| friction | The heat and the strain caused when the surfaces rub together. |
| contour | The outline; edge |
| hemisphere | One half of the globe. |
| disrupt | To break or interrupt. |
| severity | Harshness; intensity |
| crucial | Critically important. |