Physics Principles and Problems 2009

Section 13.3 : Fluids at Rest and in Motion

Self-Check Quizzes

1
If you compare the _____ on an object with its weight you can predict whether the object will sink or float.
A)buoyant force
B)pressure
C)fluid force
D)surface tension
2
Which explains why ships can be made of steel and still float?
A)Archimedes' principle
B)Bernoulli's principle
C)Boyle's law
D)Pascal's principle
3
_____ states that any change in pressure applied at any point on a confined fluid is transmitted undiminished throughout the fluid.
A)Archimedes' principle
B)Bernoulli's principle
C)Boyle's law
D)Pascal's principle
4
Why does ice float?
A)It has a higher density than water.
B)It is an amorphous solid.
C)It has strong cohesive properties.
D)It has a lower density than water.
5
Which is an example of Pascal's principle?
A)hydraulic brakes
B)hydroplaning wheels
C)a straw
D)a siphon
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