Across
- 3. A small metal spike with a broadened flat head, driven typically into wood with a hammer to join things together or to serve as a peg or hook.
- 6. A substance used to stimulate the production of antibodies and provide immunity against one or several diseases
- 8. An electronic device for reading digital books and periodicals
- 10. A four-wheeled road vehicle that is powered by an engine and is able to carry a small number of people.
- 12. The action or process of making a physical object from a three-dimensional digital model, typically by laying down many thin layers of a material in succession.
- 13. Services available via a remote cloud computing server rather than an on-site server.
- 14. A remote-controlled pilotless aircraft or small flying device.
- 16. bomb used in Hiroshima and Nagasaki bombing
- 17. Instrument containing a magnetized pointer which shows the direction of magnetic north and bearings from it
- 18. A machine resembling a human being and able to replicate certain human movements and functions automatically.
Down
- 1. A global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols.
- 2. Alexander Graham Bell's famous invention
- 4. Who discovered penicillin?
- 5. websites and applications that enable users to create and share content or to participate in social networking.
- 7. A device or drug serving to prevent pregnancy
- 9. Product that contains nicotine.
- 11. Who invented lightbulb?
- 15. A mechanism for keeping a door, lid, etc., fastened, typically operated only by a key of a particular form.