| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| clean |
not dirty. |
| dam |
a wall built across a river or stream to stop the flow of water. |
| diagram |
a drawing or plan that shows the parts of something or how the parts work together. |
| during |
all through a certain period of time. |
| fruit |
the part of a plant that has seeds and flesh. Most fruits that people eat are sweet. |
| invisible |
not able to be seen. |
| juice |
the natural liquid from plants or meats. The juice from fruits and vegetables is used for drinking. |
| marry |
to become someone's husband or wife according to the law. |
| nest |
a structure of sticks and other material that birds make to hold their eggs. |
| pant |
to breathe in quick, short breaths; gasp. |
| person |
a human being. |
| planner |
a person who designs or has ideas for things that will exist or happen in the future. |
| recipe |
a list of foods and instructions for cooking something. |
| shiver |
to shake because of cold or fear. |