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10 questions
Liquid pressure is because of the forces between the liquid particles and the _________ of the container.
Volume
Mass
Surface
Density
When divers return to the surface of water quickly, the pressure is ________.
Increased
Decreased
Not changing
The pressure in a liquid or gas is measures by a _________.
Viscosity
Pressure Plate
Pressure Gauge
Pressure Counter
The pressure exerted by a liquid
increases with depth.
decreases with depth.
is constant
first increases and then decreases.
The pressure of the water at the bottom of a pond is ___ at the surface of the pond.
either lower or higher
higher than
same
lower than
Which of the following does not affect the pressure beneath the surface of a liquid?
Strength of the gravitational field
Area of the liquid surface
Density of the liquid
Depth of the liquid
The diagrams show, to the same scale, the vertical sections of a set of circular vessels, each containing the same depth of water.
The water exerts the same pressure on the base of each vessel.
The water exerts the greatest pressure on the base of vessel S.
The water exerts the greatest pressure on the base of vessel P.
The water exerts the same force on the base of each vessel.
When you increase your depth under water, the water pressure on your body
increases
decreases
stays the same
Diagram shows the design of a dam. Why does the thickness of the dam increase with its depth?
The design of this structure is stronger.
Water pressure increases with depth.
The cost of construction is lower.
Water pressure acts uniformly in all directions.
Which of the following does not affect the pressure beneath the surface of a liquid?
Strength of the gravitational field
Area of the liquid surface
Density of the liquid
Depth of the liquid
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