The genre is from Cuba.
In Cuba during the 19th century it became known as habanera – the dance of Havana . The name, derived from the city of Havana, Cuba, was coined when European sailors introduced the dance to their home countries, where it became popular with composers, particularly in France and Spain.
Proportion. Proportion refers to the relative size and scale of the various elements in a design. The issue is the relationship between objects, or parts, of a whole. This means that it is necessary to discuss proportion in terms of the context or standard used to determine proportions.
Seeds
its a particle distance
the distance
and medium through which it travels