For a barometer constructed by filling a glass tube with mercury and carefully inverting the tube into a mercury-filled dish, the greater the pressure pushing down on the mercury in the dish, the shorter the column of mercury.

Question

Quizplus · Accepted Answer

The greater the pressure pushing down on the mercury in the dish, the higher the column of mercury will rise in the tube. This is because the increased pressure forces more mercury up into the tube to balance the pressure difference.

For a Barometer Constructed by Filling a Glass Tube with Mercury