Payton's Drought Puzzle

3. a raw material or primary agricultural product that can be bought and sold, such as copper or coffee.
5. domestic product the total market value of all finished goods and services produced within a country's borders over a specific period, such as a year
6. a prolonged period of abnormally low rainfall, leading to a shortage of water
9. the branch of mathematics that deals with the finding and properties of derivatives and integrals of functions, by methods originally based on the summation of infinitesimal differences. The two main types are differential calculus and integral calculus.
10. a preliminary version of a piece of writing.
15. of, at, or near the equator.
16. criticize adversely.
18. support or strengthen; prop up.
19. extend the duration of.

1. best or most favorable
2. be a sign or characteristic of.
4. lasting for a long time or for longer than expected, desired, or usual.
7. a list of data items, commands, etc., stored so as to be retrievable in a definite order, usually the order of insertion.
8. impair the appearance of
11. hinder or impede the movement or progress of.
12. a mechanism for keeping a door, lid, etc., fastened, typically operated only by a key of a particular form.
13. something that causes wonder, admiration, or astonishment; a wonderful thing; a wonder or prodigy
14. the power or right to give orders, make decisions, and enforce obedience.
17. decisive or critical, especially in the success or failure of something.