Question

Artificial rain is produced by spraying cloud with

• A. Calcium chloride
• B. Sodium chloride
• C. Aerosoles
• D. None of the above

Answer 1

Answer: (B)

Sodium chloride

Cloud seeding is a type of weather modification. This is done in order to increase the amount of rain in a particular region. This method focuses on to change the amount of precipitation that falls from clouds. The method uses dispersing of certain substances into the air that will serve as cloud condensation or ice nuclei. The common substances which are used for acid rain includes the spraying of carbon dioxide and sodium chloride. These materials can alter the processes within the cloud.

Thus, the correct answer is option B.