In the Köppen climate classification, what does the letter "A" denote?
Q1. In the Köppen climate classification, what does the letter "A" denote?
Answer: Tropical climate
Explanation: In the Köppen climate classification system, "A" denotes tropical climates, characterized by average temperatures above 18°C in all months and high annual precipitation. This category includes tropical rainforest (Af), monsoon (Am), and savanna (Aw) climates.