 |
Java Games: Flashcards, matching, concentration, and word search. |
 |
|
Patents
Match the patent with the patent date.
|
| A | B |
|---|
| cotton gin | 1794 |
| reaper | 1834 |
| revolver pistol | 1836 |
| electric motor | 1837 |
| vulcanized rubber (for tires and shoes) | 1844 |
| anesthesia | 1846 |
| dynamite | 1868 |
| pasteurization | 1873 |
| barbed wire | 1874 |
| telephone | 1876 |
| incandescent light | 1880 |
| motion picture | 1893 |
| radio | 1897 |
| air conditioning | 1906 |
| airplane | 1906 |
| frozen food | 1930 |
| television | 1930 |
| photocopying | 1942 |
| digital computer | 1954 |
| tetracycline (antibiotic) | 1955 |
|
|
|
|
|
Business Teacher |
DeSoto Central High School |
| Southaven, MS |
|
|
|
|
|
| |
