This question is about the Earth's atmosphere and light/sound waves.

Why cooking gas has a typical smell

Amanometer is used to measure the air pressure in a tank. the fluid used has a specific gravity of 1.25, and the differential height between the two arms of the manometer is 34 in. if the local atmospheric pressure is 12.7 psia, determine the absolute pressure in the tank for the cases of the

Most of the volume of an atom is occupied by the