Should atmospheric pressure increase or decrease as one goes from the beach to the mountain? Explain. If the column of water in the water barometer rose to a height of 35 feet. what would the atmospheric pressur be in mm Hg? After you setup your apparatus for part two, your group begins to add textbooks to the plunger. it appears that the plunger continues to drop with every added book and does not return to its original place after the books are removed. What could be the possible sources of error for this experimental outcome?be specific and give at least two possible reasons.