<span> Gambia
The illiteracy rate reaches 63.5%.</span>
No how is that possible when there different countries?
The answer is United States
Convection occurs in fluids (so both liquids and gases, as well as rheids) and is the concerted, collective movement of groups or aggregates of molecules within the above through advection or diffusion or both at the same time. Convection can never take place in solids and is only specific to fluids.
