| A | B |
| Veterans Affairs | runs hospital for people who served in the military |
| Education | helps with teaching students with disabilities |
| Energy | does research into ways to use fuel more efficiently |
| Transportation | sets standards for automobile safety |
| Housing and Urban Development | helps cities with planning |
| Health and Human Services | runs the Center for Disease Control |
| Health and Human Services | runs the Food and Drug Administration to see that food and drugs are safe |
| Labor | gives financial aid to unemployed workers |
| Commerce | runs the National Patent and Trademark Office |
| Commerce | promotes trade and tourism |
| Commerce | sets standards of weights and measures |
| Agriculture | manages the Food Safety and Inspection Service to see that meat is safe |
| Interior | responsible for conservation |
| Interior | runs the National Park Service |
| Homeland Security | manages the Immigration and Naturalization Service to enforce immigration laws |
| Justice | represents the government in court |
| Defense | largest department in the executive branch |
| Treasury | collects taxes through the Internal Revenue Service |
| State | gives out passports |
| State | sets up embassies in foreign nations |