Across
- 2. easy to wear
- 3. extremely small tools or machines
- 5. wanting very much to do or have something
- 6. a ship that can travel underwater
- 9. to examine carefully
- 10. to find something
Down
- 1. using new methods or ideas
- 2. you can fly with it
- 4. relaxed and free of pain, pleasant
- 7. an important discovery
- 8. to make a liquid stronger or purer by heating