Word Work

2. Have an effect on; make a difference to.
5. Make a thorough or dramatic change in the from, appearance, or character of.
8. A kind of material that is made by people and can be formed into almost any shape, and size.
11. Cause(something especially an emotion or situation)to arise or come about
12. When gases, smoke and chemicals are introduced into the environment in large doses that makes it harmful for humans, animals and plants.
14. Capable of being renewed.
16. A exchange of diverging or opposite views, typically a heated or angry one .
17. The available body of facts or information indicating whether a belief or proposition is true or valid.
18. An advantage or profit gained from something.

1. (Of a substance or object) capable of being decomposed by bacteria or other living organisms.
3. Use again or more than once.
4. A means of solving a problem or dealing with a difficult situation.
6. The process of taking materials ready to be thrown away and converting (changing) them into reusable materials.
7. The state or fact of having a duty to deal with something or of having control over someone.
9. To make a smaller or less in amount, degree, or size.
10. Getting rid of by throwing away or giving or selling to someone else.
13. An idea you talk about with someone who has a different opinion.
15. A change which is a result or consequence of an action or other cause.