Answer:
I think it is B
which I think is the correct answer
Heat in the mantle comes from the Earth's molten outer core, decay of radioactive elements and, in the upper mantle, friction from descending tectonic plates.The temperature difference between the upper and lower boundaries of the mantle requires heat transfer to occur.
Material heating up in the mantle
Answer:
It's true.
Explanation:
In sub-energy level : number of orbitals
Answer:
Consumers B) Second level from the bottom
Secondary Consumers C) Top of the pyramid
Tertiary Consumers D) Bottom of the pyramid
Ape x Predator E) Middle of the pyramid
