Exam 6 Make Up Review

Objects are placed in water. Rank the objects in order of buoyancy force experienced by object.

• Cork > Aluminium > Lead

• Cork < Aluminium = Lead

• Cork < Aluminium < Lead

• Cork = Aluminium = Lead

Which of the following equations would determine the buoyancy force on each respective sphere?

• 
• 
• 
• 

Which of the following densities would be used in this version of the buoyancy force equation?

• Always water

• the density of the object that is in the fluid

• the density of the fluid being displaced

A brick sinks in water while a wooden block of the same volume floats. Which of the following statements BEST describes the floating block?

• The buoyancy force provided by the water is larger the weight of the wooden block

• The buoyancy force provided by the water is less than the weight of the wooden block

• higher volume than the wooden block

• the density of the brick is larger than the wooden block

A brick sinks in water while a wooden block of the same volume floats. Which of the following statements BEST describes sinking brick?

• The buoyancy force provided by the water is larger the weight of the wooden brick

• The buoyancy force provided by the water is less than the weight of the brick

• higher volume than the wooden block

• the density of the brick is larger than the wooden block

Object x floats down and hits the bottom of the graduated cylinder. Is the objects downward acceleration greater than, less than or equal to little g?

• greater than

• less than

• equal

Object x floats down and hits the bottom of the graduated cylinder. What force is causing a less than g downward acceleration?

• Pascal force

• buoyancy force

• viscous force

Object x floats down and hits the bottom of the graduated cylinder. Which of the following equations would give you the buoyant force experienced by the sinking rock?

• 
• 
• 
• 

Object x floats down and hits the bottom of the graduated cylinder. What is the magnitude of the buoyant force experienced by the sinking rock?

• 0.245 N

• 2450 N

• 2.45 N

The diagram shows a manometer containing a liquid. The manometer is used to find the difference between the pressure of a gas and atmospheric pressure. Which distance represents this pressure difference?

• A

• B

• C

• D