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WorksheetsFluid Pressure Chapter 12
Total questions: 24
Worksheet time: 12mins
Name
Class
Date
1.
A pascal is equal to
a)
1 m/N
b)
1 kg/m
c)
1 N/m2
d)
None of the above
2.
Instrument used to measure air pressure
a)
thermometer
b)
barometer
c)
hydrometer
d)
manomater
3.
What happens to atmospheric pressure as a person goes higher?
a)
Pressure decreases
b)
Pressure increases
c)
Pressure remains constant
4.
Any substance that does not have a definite shape and the ability to flow.
a)
solid
b)
fluid
c)
liquid
5.
True or False: Pressure exerted on the bottom of a fluid filled container depends on the container shape.
a)
True
b)
False
6.
What is force per unit area?
a)
upward force
b)
pressure
c)
fluid
d)
density
7.
For water, it is 1.0 g/cm3?
a)
density
b)
fluid
c)
pascal
d)
buoyancy
8.
Unit of pressure in the SI system
a)
newton-meters
b)
pascals
c)
meters
9.
mass X acceleration due to gravity
a)
weight
b)
density
c)
mass
d)
force
10.
A force is applied in a closed container, the pressure increases the same amount. EX: squeezing a water bottle or toothpaste
a)
Archimede's Principle
b)
Pascal's Principle
c)
Bernoulli's Principle
11.
Pressure exerted on an object is ALWAYS ________ to the surface.
a)
Parallel
b)
Perpendicular
c)
Sideways
d)
Downward
12.
True or False: The upward force exerted by a fluid on any object in the fluid is called the buoyant force.
a)
True
b)
False
13.
The upward force on an object is equal to
a)
weight of object
b)
volume of the fluid it displaces
c)
weight of liquid it displaces
d)
none of the above
14.
As an object falls deeper, what happens to the BUOYANT force?
a)
remains the same
b)
increases
c)
decreases
15.
True or False: For an object to sink density must be ________ than the density of a fluid.
a)
More
b)
Less
c)
The same
16.
When depth increases, what happens to the pressure?
a)
increases
b)
decreases
c)
remains the same
17.
Whether an object sinks or floats depends on whether the buoyant force is smaller than its __________.
a)
Weight
b)
Density
c)
Volume
18.
Density of a fluid or an object is the _______ of an object divided by the volume? (Hint: what is the formula for density?)
a)
Density
b)
Weight
c)
Mass
19.
Mass of an object divided by volume
a)
Density
b)
Weight
c)
Force
20.
When the speed of fluid increases, the pressure exerted by the fluid decreases
a)
Bernoulli's Principle
b)
Archimede's Principle
c)
Pascal's Principle
d)
Newton's Principle
21.
Pressure exerted on an object by a fluid is always _____ to the surface.
a)
Parallel
b)
Perpendicular
c)
Downward
d)
None of the above
22.
Upward force on an airplane's wings
a)
Drag
b)
Thrust
c)
Lift
d)
None of the above
23.
Squeezing water out of a bottle is an example of what principle?
a)
Archimede's
b)
Pascal's
c)
Bernoulli's
24.
System that uses fluid to increase a force
a)
Buoyancy
b)
Hyrdaulics
c)
Mechanical Advantage
d)
Machine
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