The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________...?
(A) Conduction of heat upward from a hot surface
(B) Convection from a hot surface
(C) Absorption of infrared energy that has been radiated from the surface
(D) Heat energy from the earth’s interior
Heat energy from the earth’s interior
Comments
The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________...?
It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of__________...?
(A) An equal and opposite pressure acts from inside
(B) of the height of a man
(C) of gravity
(D) Earth pulls the man upward
An equal and opposite pressure acts from inside
Comments
It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of__________...?