Across
- 2. modular object on the orbit
- 4. to perform a scientific procedure
- 8. a place for scientific experiments
- 9. fibrous tissue in a human
- 10. third planet from the Sun
Down
- 1. activity for physical fitness
- 3. a device that stores and processes data
- 5. a vehicle designed to fly in outer space
- 6. a person who is trained to travel in a spacecraft
- 7. universal force of attraction