Biological magnification, or biomagnification, occurs when pollutants taken up by organisms at the base of the food chain reach high concentrations in the bodies of animals at the top of the food chain. Effects of biomagnification vary widely depending on the pollutant, organism and ecosystem in question.
The molten iron and nickel in the core of the Earth contribute to Thermal Energy.
Answer:
d
Explanation:
because you place them in different areas
