Inner core, outer core, mantle, crust
Answer:
What abiotic factors affect where marine populations can live?
Abiotic factors that can affect marine populations include pH, temperature, water, soil e.t.c
Explanation:
Physical change nothing chemical is happening
Answer:
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.