| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| care |
serious attention. |
| dinner |
the main meal of the day. |
| diver |
a person who works under water, using special clothing and equipment for breathing. |
| fat |
having too much weight. |
| fight |
a battle or argument. |
| group |
a collection of people, things, or ideas that are in one place or have important things in common. |
| lobby |
to try to influence people who make laws to vote in a way that supports what the group wants. |
| quietly |
with little or no sound. |
| scientist |
a person who works in or studies a science. |
| slide |
to move easily along a smooth surface. |
| snip |
to cut or clip with short, quick strokes of scissors. |
| street |
a public road in a town or city. |
| welcome |
used to express warm greetings to someone who has just arrived. |
| writer |
a person whose job is to create books, articles, poems, or other materials; author. |