The chemical that is used in making artificial rain is?
Correct answer: A. Silver iodide
- A. Silver iodide
- B. Silver nitrate
- C. Silver chloride
- D. Silver nitrite
Explanation
Silver iodide provides tiny particles around which supercooled water droplets can form ice, helping stimulate rainfall in cloud seeding. Silver nitrate, chloride and nitrite are not the standard cloud-seeding chemical.
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Inventions and Discoveries covers the people, dates, principles and practical uses behind developments such as the wheel, printing press, telephone, electricity, radio, computer, internet, vaccines and space technology. It distinguishes an invention, which creates a device or process, from a discovery, which identifies something already present in nature.
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