3,A student performing this experiment notices that the PV values in column (f) gradually get smaller as the experiment continues. Suggest a possible cause for this.
4.After the airplane takeoff, most people notice that their ear “pop” as the plane ascends. This is caused by air expanding in volume inside the ear. What happens as the plane gains altitude that explains this effect?
3,A student performing this experiment notices that the PV values in column (f) gradually get smaller...