VOCABULARY

2. a piece of equipment with several moving parts that uses power to do a particular type of work
4. websites and computer programs that allow people to communicate and share information on the internet using a computer or mobile phone
6. (the study and knowledge of) the practical, especially industrial, use of scientific discoveries
10. a secret word or combination of letters or numbers, used for communicating with another person or with a computer to prove who you are
13. to share information with others by speaking, writing, moving your body, or using other signals an action, movement, or sound that gives information, a message, a warning, or an order
15. the outer or furthest point of something
16. to depend on or trust someone or something
17. protection of a person, building, organization, or country against threats such as crime or attacks by foreign countries
18. to ask for something forcefully, in a way that shows that you do not expect to be refused
20. (the act of) dishonestly taking something that belongs to someone else and keeping it
23. to stop a person from speaking for a short period by something you say or do

1. happening immediately, without any delay
3. facts about a situation, person, event, etc.
5. a place or position
7. to (cause something to) get better
8. to involve yourself in a situation when your involvement is not wanted or is not helpful
9. to cut into pieces in a rough and violent way, often without aiming exactly
11. the physical or mental power or skill needed to do something
12. the method or possibility of getting near to a place or person
14. a name or other word that you sometimes need to type in along with a password before you are allowed to use a computer or a website
19. to add to something in order to make it bigger or longer
21. main or central point of something, especially of attention or interest
22. only for one person or group and not for everyone