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10 Cards in this Set
- Front
- Back
A resting object exerts pressure equal to
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it's weight divided by its contact area.
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Compared to the pressure exerted by a brick standing on its end, the pressure exerted by a brick resting on its side is __________.
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less
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The amount of water pressure you experience while swimming in a pool depends on __________________.
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how deep you are in the water.
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What of the following is NOT true about the SI unit of pressure
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It used for fluids only.
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Baise Pascal discovered that changes in a pressure
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are transmitted equally throughout a liquid.
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In a hydraulic lift system, the output force is greater than the input force because
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the fluid pressure acts on areas of different sizes.
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What of the following is NOT true about Bernoulli's principle?
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The pressure within a moving fluid is greater than the pressure within a nonmoving fluid.
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The buoyant force acting on a submerged object is equal to
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the weight of the fluid displaced by the object.
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A partially submerged object floats when
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the objects's weight is equal to the buoyant force.
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A submarine changes depth by altering its
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density.
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