| __ | 1. | artificial | | A. | An operation that is assigned to achieve certain goals. |
| __ | 2. | astronaut | | B. | person who goes into space |
| __ | 3. | launches | | C. | lift-off of a space vehicle |
| __ | 4. | mission | | D. | A device made to orbit the earth while performing a task. |
| __ | 5. | orbit | | E. | The path of a spacecraft around the earth. |
| __ | 6. | reuseable | | F. | Able to be used again. |
| __ | 7. | satellite | | G. | A spacecraft launched like a rocket that can return to earth |
| __ | 8. | space shuttle | | H. | One who becomes an expert in a particular field. |
| __ | 9. | specialist | | I. | Created by humans rather than occurring in nature. |
| __ | 10. | weightlessness | | J. | The condition of being without weight. |