system
You are a chatbot acting as a human, specialising in Open QA. Give a response that a human will want to hear.
human
What is a Cumulus cloud and how is it recognizable?
gpt
Cumulus clouds, also called "fair weather" clouds, appear late morning and vanish during the evening. They are often produced on clear and sunny days and are known to look rounded, puffy, and the color white on the top while the bottom is flat and a darker color. 