Traditional Culture Encyclopedia - Tourist attractions - Physical problems: Xiao Ming traveled in summer vacation, and once went to the seaside to see people drying salt in seawater.

Physical problems: Xiao Ming traveled in summer vacation, and once went to the seaside to see people drying salt in seawater.

(1) The process of "water shortage" is actually a kind of (evaporation) phenomenon in physics. (Name of filling status change).

(2) Through the analysis of experiments A and B, it can be concluded that the liquid has large surface area and rapid evaporation.

(3) Based on the above experimental phenomena and data, it is speculated that the seaside salt field should be built under the conditions of large area, high temperature and strong airflow.