Across
- 2. the basic component of life in our biology
- 5. a machine or concept that someone creates for the first time.
- 12. something getting better
- 13. when a group of people work to achieve a goal
- 14. 14 days
- 15. this is what you make, when you make something very dirty or untidy.
- 16. this is how it "comes" to you when it is very easy.
Down
- 1. about 30 years
- 3. the basic idea behind something
- 4. a very important event in history
- 6. someone who travels new lands to discover them
- 7. 1000 years
- 8. propagation
- 9. this is what you "give" to someone when they ask you where a certain place is.
- 10. a very big and important advance in science, etc.
- 11. scientists or normal people sometimes find new things.