Answer:
Crust (the surface)
Upper Mantle (dense magma)
Lower Mantle (less dense magma)
Outer Core (pure liquid material)
Inner Core (dense material)
Hope that helps
These are guesses because there is no word bank or anything
A. Water
B. Housing
C. Plants
D. Animals
E. Warmth
Well a question to ask would be if the mass of the material has changed significantly as that would determine that the substance is radioactive or if there have been any high readings found by a Geiger meter in certain period of time
hope that helps