Vocabulary

4. useful, important, or good enough to be a suitable reward for the money or time spent or the effort made
6. Laws against racial... must be strictly enforced
9. material in the form of a net
11. The figures they have used are just not ...
12. ... from the aircraft was scattered over a large area.
14. This is one of the many problems ... by working mothers
17. brave and taking risks
19. People were shocked by the advertisement which depicted a woman beating her husband
21. twisted into an untidy mass
22. a small piece of land that has been marked or measured for a particular purpose
23. Your health is ... in part by what you eat
24. a large crack in the ground
25. a group of people who work together, especially all those who work on and operate a ship, aircraft, etc

1. Finding a solution to this problem is one of the greatest .... faced by scientists today
2. the land along the edge of a sea, lake, or wide river
3. New Age thinking seems to be...of old and new ideas
5. help, typically of a practical nature.
7. Depression is almost always ... by insomnia
8. water that flows naturally along a fixed route formed by a channel cut into rock or ground, usually at ground level
10. Now the data is being transferred from magnetic tape to a hard disk
12. making you feel slightly frightened or worried about your ability to achieve something
13. He... the chance/opportunity of a free flight
15. a system of words, letters, figures, or other symbols substituted for other words, letters, etc., especially for the purposes of secrecy.
16. the distance from the top or surface to the bottom of something
18. A unique .... of these rock shelters was that they were dry
20. a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.