General Physics 1.8 Pressure Flashcards

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1
Q

Give the equation for pressure.

A

pressure = force / area
P = FIA

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2
Q

What are the units for pressure?

A

Pascals, Pa

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3
Q

Pressure in a fluid ________ with depth. Why?

A

Increases, because it is caused by the gravitational force of the fluid above that point.

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4
Q

Give the equation for pressure at different depths of a fluid

A

pressure (Pa) = depth (m) x density (kg/m3) x
gravitational field strength (N/kg)
p = hpg

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5
Q

What does an object in a fluid experience as a result of pressure?

A

Forces at right angles to all of its surfaces.

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