| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| ceiling |
the part of a room that is over your head. |
| cough |
the act or pushing air noisily out of the lungs, as a result of illness or something irritating one's air passages. |
| curious |
eager to learn or know. |
| dam |
a wall built across a river or stream to stop the flow of water. |
| drum |
an instrument for playing music that has a hollow round shape and a tight covering over an open end. You play a drum by hitting its surface with your hands or sticks. |
| explore |
to travel in order to discover or search for something. |
| insect |
a small animal whose body is divided into three parts. Insects also have three pairs of legs and usually one or two pairs of wings. Bees, ants, butterflies, beetles, and flies are some kinds of insects. |
| particular |
being the only one in mind or referred to out of many possibilities; specific; special. |
| pitch1 |
the throw of a baseball by the pitcher toward the batter, who tries to hit it. |
| price |
the amount of money needed to buy something. |
| ready |
prepared. |
| scar |
the permanent mark that remains after a wound has healed. |
| slap |
to hit with an open hand. |
| slot |
a long, narrow opening into which something may be put. |