List 20

7. a length of time during which a series of events take place, also used to show the end of a sentence
9. knowledge about or study of the natural world based on facts learned through experiments and observation
12. a system of words that people use to express thoughts and feelings to each other
13. a thought, plan, or suggestion about what to do
14. done, found, or used most of the time or in most cases, normal or regular
15. a piece of music that is performed by two singers or musicians
16. a group of three singers or musicians who perform together
18. to make or produce something, to cause something new to exist

1. a large wild cat that has golden brown fur and that lives mainly in Africa
2. a musical instrument with four strings and that you usually hold against your shoulder under your chin and play with a bow
3. a machine that cleans floors by sucking up dirt
4. a material such as coal, oil, or gas that is burned to produce heat or power
5. a part or section within a larger place, a section of space within a building or room
6. a country whose ruler is a king or queen, a spiritual world of which God is king
7. a piece of writing that usually has figurative language and that is written in separate lines that often have a repeated rhythm and sometimes rhyme
8. a large musical instrument with black and white keys
10. making very little noise
11. to buy, to get something by paying money for it
17. to behave or change in a particular way when something happens, is said, etc.
19. to understand or become aware of something