Complete Clue List
Across
1. A person who sets up a natural history exhibit
5. A vertical drop of a river
9. 1918 epidemic (6,3) (adjective and noun)
10. Inventions for faster travel (plural abbr.)
11. Very small and insignificant amounts (plural)
12. Change in a species over generations
13. Out of date term for prehistoric Europeans; "Cro-___" (singular)
15. Zero degrees Kelvin; "___ zero"
17. Impulsive minds (plural)
18. Underground tunnels that might contain dragons...or prisoners (plural)
19. Amplifier feedback echo (abbr.)
22. Two variables are said to do this if they appear to be connected
24. Birth adjective
26. Fruits of a palm tree (plural)
27. Gas movement from higher pressure to lower pressure
28. A nozzle used to create a mist
29. To determine
Down
1. Important element for rechargeable batteries
2. Two active chemicals might do this
3. One of these is named after James Webb
4. Involuntary movement
5. Units of electrical charge (ampere per second) (plural)
6. A chaotic state or a mess
7. A characteristic of a species
8. The nature of a living organism
14. A converter of mechanical energy into electrical energy
15. A nerve demyelinating condition often preceding Multiple Sclerosis (acronym)
16. Underwater research scientists (plural)
17. One who lives away from the coast
18. What a ribosome has to do with mRNA to make proteins (plural)
20. Equilibrium
21. Become even more hard of hearing
23. A short scientific paper
25. A clinical study to test a medication's safety