Across
- 3. a person who invent something
- 6. s a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe
- 8. a person who invents telegraph
- 9. a person who discovers new areas, lands, continents
- 10. a person who is interested in science
- 11. remarkable
Down
- 1. a machine which is invented by Wright Brothers
- 2. a device which helps people to find their ways
- 4. person who is inventor of light bulb
- 5. a person who invents the telephone
- 7. a thing which is created by inventor as new and original