| bubble |
a ball of air or other gas inside another substance. |
| dollar |
the main unit of money in the United States and many other countries. One U.S. dollar is equal to 100 cents. |
| fantastic |
wildly imaginative and incredible. |
| helpful |
doing useful things for a person or group; giving aid. |
| land |
the solid part of the earth's surface. |
| mineral |
a pure, hard substance in the earth that does not come from an animal or a plant. |
| pit1 |
a deep natural or artificial hole in the ground. |
| player |
someone who takes part in a game or sport. |
| pueblo |
a house made of adobe or stone built by Native Americans in the southwest United States. Pueblos are shared by the community and are usually several stories high. |
| ramp |
a flat surface that connects two different levels. |
| replace |
to put something in the place of another thing. |
| sap |
the liquid that carries nutrients and water to all parts of a plant. |
| sensible |
having or showing good judgment; wise. |
| smoke |
the black, white, or gray gases that you see in the air when something burns. |
| worried |
feeling trouble or anxiety about something that might happen. |