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When the speed of a fluid flowing in a pipe increases, what happens to the internal
pressure in the fluid?
Why is it that an aneroid barometer is able to measure altitude as well as atmospheric
pressure?
When you drink liquid through a straw, it is more accurate to say that the liquid is
pushed up the straw rather than sucked up the straw. What exactly does the pushing?
Explain.
What is the mass of a cubic meter of air at 20oC at sea level?
How does the density of gases at different elevations in the atmosphere differ from the
density of liquids at different depths?
What is the buoyant force that acts on a 100-ton ship? (To make things simple, give your
answer in tons.)
If the buoyant force on a submerged object is less than the weight of the object, how do
the densities of the object and water compare?
How does the volume of a completely submerged object compare to the volume of
water displaced?
How does the buoyant force that acts on a fish compare to the weight of the fish?
What is the relationship between liquid pressure and the depth of a liquid? Between
liquid pressure and density?
