Evaporation can be used for separating a solute from a solvent in a solution, and for example, in salt water, salt is the solute and water is the solvent. Given these facts, what can separate salt from water among the following options:
- vaporization
 - shaking
 - evaporation
 - mouth of rivers
 - salinity
 - freezing
 - Heat energy
 - nothing


 

   evaporation      