| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| churn |
a container in which cream or milk is beaten or shaken to form butter. |
| earth |
the third planet from the sun. |
| gym |
a short form of gymnasium. |
| highway |
a large, important public road. |
| hunter |
a person who tries to find and kill animals for food. |
| hurt |
to cause pain or harm to. |
| invisible |
not able to be seen. |
| often |
at frequent times. |
| peek |
to look for a short time or in secret. |
| room |
an area of a building separated from similar areas by walls or doors. |
| score |
the total points earned in a game or test. |
| sky |
the air or space above the earth. |
| sound |
anything that people or animals hear with their ears. |
| wheelchair |
a chair on wheels that is used by people who cannot walk from place to place. |