Author Question: Which subsystem of Earth supplies heat for convection in the mantle? A)atmosphere B)hydrosphere ... (Read 45 times)

roselinechinyere27m · **on:** Jul 13, 2018

Which subsystem of Earth supplies heat for convection in the mantle?
A)atmosphere
B)hydrosphere
C)biosphere
D)core
E)lithosphere

Question 2

Sudden or catastrophic events, such as volcanic eruptions and tsunami, can be explained by ____.
A)big bang theory
B)theory of natural selection
C)third law of thermodynamics
D)principle of uniformitarianism
E)scientific method