| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| courthouse |
a building where courts of law and other government offices are located. |
| crime |
something that people do that is against the law. |
| dirty |
not clean. |
| furniture |
objects such as chairs, tables, and beds used to fill a living area. |
| hear |
to receive sound with the ears. |
| hill |
a raised area of land smaller than a mountain. |
| lab |
a short form of laboratory. |
| line1 |
a long, thin mark. |
| per |
for each. |
| pin |
a thin piece of metal with a sharp point and flat or round head. Pins are used to fasten or attach pieces of cloth or similar material. |
| replace |
to put something in the place of another thing. |
| spacecraft |
a vehicle designed to travel in outer space. |
| teach |
to show (someone) how to do something or to help (someone) learn something. |
| twice |
two times; in two instances. |