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