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Pressure And Buoyant Force
Test Description: Pressure and Buoyant Force
Instructions: Answer all questions to get your test result.
1) The amount of force exerted per unit area of a surface.
A
buoyancy
B
friction
C
volume
D
pressure
2) Atmospheric Pressure is caused by:
A
the weight of the atmosphere.
B
magic pressure gnomes.
C
the pressure in your lungs.
D
the amount of air in your tires.
3) Atmospheric pressure ____________ the lower you go on Earth.
A
stays the same
B
increases
C
has no affect
D
decreases
4) Atmospheric pressure ____________ the higher you go on Earth.
A
decreases
B
stays the same
C
has no affect
D
increases
5) Water pressure increases as depth____________________________.
A
gets warmer
B
increases
C
decreases
D
stays the same
6) Water _______________than air .
A
has fewer particles
B
is lighter
C
is less dense
D
is more dense
7) The amount of matter in a given volume.
A
volume
B
density
C
gravity
D
shape
8) The upward force that fluids exert on all matter:
A
air resistance
B
gravity
C
Buoyant Force
D
friction
9) Pressure exerted on the opposite sides of an object are:
A
different.
B
always stronger on the top.
C
always stronger on the bottom.
D
equal.
10) Buoyant force is an upward force that is equal to the weight of the fluid it___________________.
A
displaces
B
compresses
C
slows down
D
exfoliates
11) Objects _________ if their weight is greater than their buoyant force.
A
suspend in the water
B
equalize
C
float
D
sink
12) Objects _________ if their weight is equal to their buoyant force.
A
go faster
B
float
C
move
D
sink
13) Objects that have ___________ density than water will float in water.
A
bigger
B
more
C
the same
D
less
14) Objects that have less density than air will ________in air.
A
sink
B
float
C
fall faster
D
stay in place
15) Increasing the volume of an object can make it:
A
balance out
B
fall faster
C
sink
D
float
16) Increasing the mass of an object will make it:
A
balance out
B
bounce more
C
sink
D
float
*select an answer for all questions
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