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A brick weighs 26 N. Measured underwater, it weighs 11 N. What is the sizeof the buoyant force exerted by the water on the brick?
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
A ball is floating partially submerged in a liquid. The buoyant force acting on the ball equals he
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
Which of the following substances will sink in glycerin? (The density of glycerin 1.26 g/cm3)
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
The strength of the buoyant force acting on an object in a fluid depends on the object's
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
A cork is floating in salty water. As more salt is added to the water to increase its density, the cork will
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
Why does a hot-air balloon float?
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
Which of the following states Bernoulli's Principle?
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
The buoyant force on an object in a fluid is equal to the weight of the
The weight of the balloon is less than the weight of the air displaced by the balloon.
fluid displacement by the object
volume
weight of the ball
As the speed of a fluid increases, the pressure within the fluid decreases.
15 N
aluminum (2.70 g/cm3)
float at a higher level in the water
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