Question: what are the 3 main factors that determine earth's climate?
Answer: Elevation or Altitude effect climate. Normally, climatic conditions become colder as altitude increases. ... 
Prevailing global wind patterns. There are 3 major wind patterns found in the Northern Hemisphere and also 3 in the Southern Hemisphere. ... 
Topography. ... 
Effects of Geography. ... 
Surface of the Earth. ... 
Climate change over time.