| booth |
a closed place or stall that has room for one person or a small group. |
| bubble |
a ball of air or other gas inside another substance. |
| cannon |
a large gun that is set on wheels or some other base. Cannons fire heavy shells. |
| child |
a young human. |
| closet |
a small room or space for storing things such as clothes or supplies. |
| copy |
something that looks exactly like another thing. |
| greet |
to use words or simple actions that show pleasure or respect when you meet someone or start a letter. |
| jet |
an airplane with engines that give off a flow of heated gases to cause forward movement. |
| machine |
a piece of equipment with a system of parts that work together to do or make something. |
| mineral |
a pure, hard substance in the earth that does not come from an animal or a plant. |
| pack |
a container for carrying things on the back. |
| planet |
a large object in outer space that moves around the sun or another star. |
| tight |
fastened or shut in a secure way; fixed in place. |
| trash |
anything that is thrown away because it is not wanted. |
| wage |
(often plural) money paid at regular times to a person for doing work. |