Author Question: It would be easier to pull the evacuated Magdeburg hemispheres apart if they were A) held upside ... (Read 62 times)

jc611 · **on:** Jul 29, 2018

It would be easier to pull the evacuated Magdeburg hemispheres apart if they were

A) held upside down.
B) at sea level.
C) 20 km beneath the ocean surface.
D) 20 km above the ocean surface.
E) none of the above

Question 2

Two vertical tubes of equal cross-sectional areas are filled with liquids to heights producing atmospheric pressure at their bottoms. One liquid is water and the other is mercury. Both liquids have equal

A) volumes.
B) densities.
C) weights.
D) viscosity.
E) none of the above