Trivia Crossword Puzzle (Challenging)

2. The measure of how much mass is contained in a given volume
9. A substance formed when two or more elements are chemically bonded together
10. The total amount of income generated by the sale of goods or services
11. A direct comparison of two unlike things without using like or as
12. A type of simple cell that does not have a nucleus like bacteria
14. The movement of molecules from an area of high concentration to low concentration
15. The speed of an object in a particular direction
19. The largest hot desert in the world located in North Africa
20. The policy of acquiring full or partial political control over another country
22. The person or voice telling the story to the reader
23. An economic system based on private ownership and profit

1. The process of converting waste materials into new materials and objects
3. The time and place in which a story occurs
4. A polygon with three sides and three angles totaling one hundred eighty degrees
5. The name of the supercontinent that existed millions of years ago
6. A form of government with a king or queen at the head
7. The peninsula divided into two nations at the thirty-eighth parallel
8. The customs arts social institutions and achievements of a particular group
11. The chemical processes that occur within a living organism to maintain life
13. A formal change or addition to a legal document or constitution
16. The small organelle responsible for making proteins
17. A group of lines forming the basic recurring unit in a poem
18. The primary struggle or problem that moves the plot forward
21. A substance used to stimulate the production of antibodies and provide immunity
22. The organelle that acts as the control center of the cell and contains DNA