| ammunition |
the objects fired from any weapon, or material that can be exploded. Bullets, bombs, and gunpowder are types of ammunition. |
| appropriate |
right for the purpose; proper. |
| atmosphere |
the gases surrounding the earth or other similar objects in outer space. |
| engrave |
to cut a design or lettering into. |
| examine |
to look at closely and carefully. |
| expensive |
costing a lot of money; having a high price. |
| foreigner |
a person who is born in or is from a different country. |
| hasten |
to move or act with speed; hurry. |
| patient |
a person or animal that is getting medical treatment. |
| physics |
the science that deals with matter and energy, their qualities, and the relationships between them. It includes the study of light, heat, sound, electricity, and force. (The word is used with a singular verb.) |
| reward |
something of value that is promised to someone for good work or a good deed. |
| starter |
someone or something that starts. |
| stumble |
to trip or lose one's balance in walking or running. |
| taxpayer |
one who pays or owes taxes. |
| tract |
an area of land or water. |