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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
volume
B
buoyancy
C
friction
D
pressure
2) Atmospheric Pressure is caused by:
A
magic pressure gnomes.
B
the pressure in your lungs.
C
the amount of air in your tires.
D
the weight of the atmosphere.
3) Atmospheric pressure ____________ the lower you go on Earth.
A
has no affect
B
decreases
C
increases
D
stays the same
4) Atmospheric pressure ____________ the higher you go on Earth.
A
increases
B
stays the same
C
has no affect
D
decreases
5) Water pressure increases as depth____________________________.
A
increases
B
gets warmer
C
decreases
D
stays the same
6) Water _______________than air .
A
has fewer particles
B
is less dense
C
is lighter
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
gravity
B
air resistance
C
friction
D
Buoyant Force
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
exfoliates
B
slows down
C
displaces
D
compresses
11) Objects _________ if their weight is greater than their buoyant force.
A
suspend in the water
B
equalize
C
sink
D
float
12) Objects _________ if their weight is equal to their buoyant force.
A
move
B
go faster
C
float
D
sink
13) Objects that have ___________ density than water will float in water.
A
less
B
more
C
bigger
D
the same
14) Objects that have less density than air will ________in air.
A
float
B
sink
C
stay in place
D
fall faster
15) Increasing the volume of an object can make it:
A
balance out
B
float
C
fall faster
D
sink
16) Increasing the mass of an object will make it:
A
balance out
B
float
C
bounce more
D
sink
*select an answer for all questions
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