What characteristic do thunderstorms, hurricanes, and tornadoes all share? A.
They are all formed when cool and dry air rapidly rises.

B.
They are all formed when warm and moist air rapidly sinks.

C.
They are all formed when warm and moist air rapidly rises.

D.
They are all formed when cool and dry air rapidly sinks.

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.

When sodium chloride dissolves in water, the sodium chloride dissociates into a. na- ions. b. cl+ ions. c. nacl ions. d. sodium chloride ions.

Can you answer all these questions?