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WorksheetsProperties of Liquids
Total questions: 14
Worksheet time: 16mins
Name
Class
Date
1.
The ability of a fluid to exert an upward force of an object immersed in it is
a)
viscosity.
b)
buoyancy.
c)
vaporization.
d)
thermal expansion.
2.
The supporting force exerted by a fluid on an object immersed in it is called
a)
buoyant force.
b)
lift.
c)
density.
d)
viscosity.
3.
According to Pascal, pressure applied to a fluid
a)
increases as it moves through the fluid.
b)
decreases as it moves through the fluid.
c)
fluctuates as it is transmitted throughout the fluid.
d)
is transmitted unchanged throughout the fluid.
4.
A fluid's resistance to flow is its
a)
viscosity.
b)
density.
c)
pressure.
d)
buoyancy.
5.
As the velocity of the fluid increases, the pressure exerted by the fluid decreases is stated in
a)
Archimedes' principle.
b)
Bernoulli's principle.
c)
Charles' law.
d)
Pascal's principle.
6.
The buoyant force on an object is equal to the weight of the fluid displaced by the object is stated in
a)
Pascal's principle.
b)
Archimedes' principle.
c)
Boyle's law.
d)
Bernoulli's principle.
7.
Mass per unit volume is
a)
buoyancy.
b)
density.
c)
pressure.
d)
viscosity.
8.
What is the SI unit for pressure?
a)
pascal (Pa)
b)
newton (N)
c)
kilogram (kg)
9.
Archimedes' Principle explains how an airplane flies.
a)
True
b)
False
10.
The force of a fluid weighing 10N is applied to an area measuring 2m2. What pressure does the fluid create on the surface?
a)
20 Nm2
b)
5 N/m2
c)
0.2 m2/N
11.
As the velocity of a fluid increases, the pressure will __________
a)
increase
b)
stay the same
c)
decrease
12.
Hydraulic pressure in machines takes advantage of what principal?
a)
Pascal's Principal
b)
Newton's Principal
c)
Water Principal
13.
Buoyancy is the tendency for objects to float in a fluid. Buoyancy pushes the opposite direction of...
a)
waves push.
b)
magnetic pull.
c)
the wind.
d)
gravity's pull
14.
If an object is more effected by gravity's pull than by buoyancy's push it will...
a)
sink.
b)
float.
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