Physical Science, New York Edition

Chapter 16: Solids, Liquids, and Gases

Self-Check Quiz.-Eng.

1.
__________ is the ability of a fluid to exert an upward force on an object immersed in it.
A)Buoyancy
B)Thermal expansion
C)Viscosity
D)Vaporization
2.
The supporting force exerted by a fluid on an object immersed in it is called __________ .
A)lift
B)viscosity
C)buoyant force
D)density
3.
An object weighing 50 kg is floating in a fluid. What is the buoyant force of the fluid on the object?
A)> 50 kg
B)< 50 kg
C)Not enough information is given.
D)50 kg
4.
According to Pascal, pressure applied to a fluid __________ .
A)decreases as it moves through the fluid
B)is transmitted unchanged throughout the fluid
C)increases as it moves through the fluid
D)fluctuates as it is transmitted throughout the fluid
5.
Bernoulli's principle states that as the velocity of a fluid __________, the pressure exerted by the fluid __________ .
A)increases; increases
B)decreases; decreases
C)increases; decreases
D)decreases; increases
6.
A fluid's resistance to flow is its __________ .
A)density
B)buoyancy
C)viscosity
D)pressure
Physical Science - New York Edition
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