The Digital World

3. science the field that studies how computers and software work.
5. material used to wrap or protect products; it can create waste if not recycled.
6. a device that connects different networks and directs data traffic on the Internet.
8. an online citizen; a person active on the Internet.
10. to get or bring back information stored on a computer.
11. a system where signals are continuous and variable, unlike digital ones.
12. literacy the ability to find, evaluate and use digital information effectively.

1. to make something better or more effective.
2. a small electronic machine used for communication or work.
4. working the practice of working from home or outside the office using ICT tools.
7. waste from old electronic devices such as phones or computers.
9. the polite and responsible behaviour when using the Internet.