Land breezes near bodies of water occur because

B) land cools off much faster than water (creating a air region of high density  above land and lower density above sea)

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

1.43 x 10^-11 j the guy commented the awnser just making sure u see it .