Final answer:
Abiotic components of an ecosystem are non-living things. Important physical factors include sunlight, temperature, and water availability. Important chemical factors include nutrient availability, pH levels, and pollutant concentration.
Step-by-step explanation:
The abiotic components of an ecosystem are the non-living things that exist in that area, such as air, water, and soil. These abiotic factors have a large effect on ecosystems. Three important physical factors include sunlight, temperature, and water availability. Three important chemical factors include nutrient availability, pH levels, and pollutant concentration.