Fact 1: Heating salt water causes the water to evaporate while the salt remains.

Fact 2: Salt is produced by the evaporation of sea water.

Given the two facts above, answer the question "how is salt produced?" with the following options: 
- flow of electrons
 - solid, liquid, gas
 - chemical messengers
 - Solutions
 - Physical weathering
 - It gets heated up
 - near the shoreline
 - heating water


 

        heating water 