| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| beauty |
the quality of being pleasant to see, hear, or feel. |
| cane |
a stick made of metal or wood that helps someone walk. |
| coal |
a hard black or dark brown substance that is found in the earth. People burn coal for heat and energy. |
| contest |
a sport or game that people try to win to get a prize; competition. |
| envelope |
a folded paper covering for a letter or other papers you mail. You write the address and put a stamp on an envelope before you mail it. |
| lower |
to cause to move to a position below; let down. |
| pair |
two things that are the same and are used together. |
| pile |
a number of things on top of each other, or a mass of material that forms a small hill. |
| proud |
feeling pleased and satisfied because of something one owns or has done. |
| root |
the part of a plant that grows under the ground. Roots take in water and food, and they hold the plant in the soil. |
| street |
a public road in a town or city. |
| trousers |
a garment for the lower parts of the body from waist to ankle that covers each leg; pants; slacks. |
| twin |
either of two children or animals born at the same time to one mother. |
| window |
an opening in a wall or vehicle that lets in air and light. The opening is usually covered by clear glass. |