Answer:
Hotter material, heated by the core of the Earth rise slowly to the surface of the mantle. Material cools near the crust and then sinks back down to the core, to repeat the process all over again.
Biotic. A term that describes a living or once-living organism in an ecosystem. (Have a good day!)
It is called the axis or depending on who you are axial line.
Answer:
Which of the following groups is a population?
All of the living things that interact within a forest ecosystem
Explanation: