The name for heat transfer between two solids which are in direct contact is

Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt

In what layer of the sun is energy transfers between atoms

How can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.