Unit 4 reading 1

3. -come face to face with (someone) with hostile or argumentative intent.
5. - to completely destroy a building
7. - a South American plant with large roots
8. -highly destructive or damaging
10. - a confused mixture of different things
11. -decisive or critical, especially in the success or failure of something.
13. -relating to genes or heredity.
15. -protect (something, especially something of environmental or cultural importance) from harm or destruction.
16. -he quality or state of being exposed to the possibility of being attacked or harmed, either physically or emotionally.

1. - make (something) physically stronger or more solid.
2. - to emphasize the importance of
4. - to be strong enough, or not be changed by
6. -a backup strategy, alternative plan, or contingency measure implemented when the original, preferred plan fails or becomes impractical
9. -the process of eroding or being eroded by wind, water, or other natural agents.
12. -importance requiring swift action.
14. -having no living members; no longer in existence.