| birthday |
the day on which a person was born, usually celebrated each year on that date. |
| bush |
a low plant like a small tree. |
| chart |
a sheet that gives information in the form of a table or graph. |
| coal |
a hard black or dark brown substance that is found in the earth. People burn coal for heat and energy. |
| date |
a particular day or point in time. |
| doubt |
to not be certain or confident about something; to think that something might not be true. |
| exit |
a way out. |
| gas |
a form of matter that is neither liquid nor solid. Oxygen is an example of a gas. |
| lifetime |
the length of time something is expected to work well. |
| math |
a short form of a word that means the study of numbers. |
| particular |
being the only one in mind or referred to out of many possibilities; specific; special. |
| shelf |
a thin, flat piece of wood, metal, or other material that is attached to a wall or set into a piece of furniture. Shelves are used to hold books, dishes, and other things. |
| swap |
to exchange or trade. |
| sword |
a weapon that has a long pointed blade fixed on a handle or hilt. Swords are used to cut or thrust. |
| traveler |
someone who goes from one place to another, especially over a long distance. |