Answer to Question #295217 in Physics for sara

Question

A. What is the relationship between liquid pressure and the depth of a liquid? Between liquid pressure and density?

B. If you swim beneath the surface in salt water, will the pressure be greater than in freshwater at the same depth? Why or why not?

C. Why does buoyant force act upward on an object submerged in water?

D. Fill in the blanks: An object denser than water will _ in water. An object less dense than water will _ in water. An object with the same density of water will _ in water.

E. Why do airplane wings have curved upper portion?

F. How does Bernoulli's principle apply to the flight of airplanes?

G. What happens to the pressure in all parts of a confined fluid if the pressure in one part is increased?

Answer 1

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