Unit 12

2. a small mechanical or electronic device or tool
4. form a theory or conjecture about a subject without firm evidence
8. a panel of keys that operate a computer or typewriter
9. facts and statistics collected together for reference or analysis
11. copy (data) from one computer system to another, typically over the internet
15. approach or enter (a place)
17. an activity that is natural to or the purpose of a person or thing
19. closely and neatly packed together
20. contemplate or conceive of as a possibility
23. a quantity or supply of something kept for use as needed
24. communication over a distance by cable, telegraph, telephone
25. a device used for observing, checking, or keeping a continuous record of something
28. a roll of parchment or paper for writing on
29. a performance, show, or event staged for public entertainment

1. old-fashioned
3. the faculty or state of being able to see
5. almost or nearly as described, but not completely or according to strict definition
6. a first or preliminary version of a device
7. the adaptation of a system, device, etc. to be operated by computer
10. something remembered from the past
12. a small, portable personal computer
13. the application of scientific knowledge for practical purposes
14. associate or relate in some respect
16. a quantity or supply of something kept for use as needed
18. a relationship in which a person or thing is linked or associated with something else
21. without conscious thought or attention
22. a thing made or adapted for a particular purpose
26. control the functioning of machine or system
27. using radio, microwaves, etc. (as opposed to wires or cables) to transmit signals