| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| cage |
a space closed in by wires or bars and used to hold animals. |
| canoe |
a small narrow boat with curved sides and pointed ends. You move a canoe through water using a long stick with one wide flat end. |
| cause |
something that makes a thing happen. |
| height |
the distance from the bottom to the top. |
| lab |
a short form of laboratory. |
| mill |
a machine that crushes whole or solid substances. |
| orchard |
a piece of land planted with fruit or nut trees. |
| price |
the amount of money needed to buy something. |
| real |
actual or true. |
| repeat |
to say or produce sound a second time. |
| roll |
to move by turning over and over. |
| rule |
a law or direction that guides behavior or action. |
| ship |
a large boat that carries people or things through deep water. |
| wide |
reaching across a large area from side to side. |