1. A sealed box with a volume of 9.0 ft3 is on the floor of the ocean. Calculate the buoyant force on the box.
2. What is the buoyant force on a piece of metal with a volume of 0.15 m3 if it is immersed in fresh water? Round your answer to the nearest whole digit.
3. What is the unit for your answer to the previous question?
Select one:
a. kg
. ft3
c. l
ft2
d. m3
e. Pa
f. N
g. psi
h. l
4. What is the water pressure on a submarine 114 m under the surface of the ocean?
5. What is the fluid pressure on the bottom of a vat of ethyl alcohol in which the ethyl alcohol is 5.7 feet deep?
6. Match each symbol with the units in which it is measured.
D
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V
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W
· Drag answer here
DW
· Drag answer here
m
· Drag answer here
· m3 or ft3
· l
· kg
· kg/m3
· l
ft3
7. Match each quantity with the units in which it is measured.
mass density
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weight density
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F(English units)
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volume (SI)
· Drag answer here
F (SI units)
· Drag answer here
volume (English)
· Drag answer here
· ft3
· kg/m3
· l
ft3
· l
· m3
· N
8. What causes fluid pressure on an object?
· Select one:
· a. the density of the fluid above the object
· b. the amount of fluid above the object
· c. the area the fluid presses down on
· d. the weight of the fluid above the object
9. The figure shows three weights suspended from strings. The weights have the same length, width, and height. Which of these statements about the buoyant force on the weights is co
ect?
10. Select one:
a. The buoyant force is the same on all three weights.
. The buoyant force on weight C is larger than the buoyant forces on weights B and A.
c. The buoyant force on weight A is larger than the buoyant forces on weights B and C.
d. The buoyant force on weight B is larger than the buoyant forces on weights A and C.
Match each state of matter with its description
has some of the properties of gases, conducts electricity
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conforms to the shape of its container; has a well-defined surface
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rigid; retains its shape
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conforms to the shape of its container; does not have a well-defined surface
· Drag answer here
· solid
· liquid
· plasma
· gas