high-level heat source References high-level heat source meteorology Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: thunderstorm/ Vertical atmospheric motionMountains also act as high-level sources of heat and instability when their surfaces are heated by the Sun. Read MoreMountains also act as high-level sources of heat and instability when their surfaces are heated by the Sun. Read More