| __ | 1. | asteroid | | A. | a rocky mass that revolves around the Sun |
| __ | 2. | inventor | | B. | someone who uses technology in a new way to solve a problem |
| __ | 3. | Moon phases | | C. | machine that works automatically or by remote control |
| __ | 4. | robot | | D. | an object in orbit around another object |
| __ | 5. | satellite | | E. | a place where people live and work in space |
| __ | 6. | space station | | F. | fraction of the moon that is illuminated (lit up) |