9.2 The physical environment 9.2.1.The composition of the physical environment The physical or abiotic environment experienced by an organism depends on several factors:geology (地质学rock and soil types):topography地貌 (landscape):world location (latitudinal light and temperature variation):climate and weather:and catastrophes (fire,earthquakes etc.).9.2 The physical environment 9.2 The physical environment 9.2.1. The composition of the physical environment The physical or abiotic environment experienced by an organism depends on several factors: geology (地质学 rock and soil types): topography 地貌 (landscape): world location (latitudinal light and temperature variation): climate and weather: and catastrophes (fire, earthquakes etc.)