Pressure in Fluids

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

Tags

NGSS.MS-ESS2-6

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.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

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