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19 Cards in this Set
- Front
- Back
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The measure of upward pressure a fluid exerts on an object is
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BUOYANCY
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The relationship showing that the force exerted on an object in a liquid is equal to the weight of the fluid dispaced by the object is called
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ARCHIMEDES' PRINCIPLE
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True or False? All fluids exert an equal buoyant force on an object.
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FALSE
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Sink or Float? The buoyant force is greater than the object's weight.
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FLOAT
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Sink or Float? The buoyant force is less than the object's weight.
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SINK
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Sink or Float? An object stays immersed in the liquid at the level it was originally placed.
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neither - NEUTRALLY BUOYANT
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How can heavy objects float?
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VOLUME (ie. hollow)
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Buoyancy applies to which states of matter?
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GASES and LIQUIDS
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Which law describes the relationship between volume and temperature of gases?
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CHARLES' LAW
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As the temperature of a gas increases, the volume...
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INCREASES
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As the temperature of a gas decreases, the volume...
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DECREASES
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Why does a hot-air balloon float?
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BUOYANCY
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The force of air particles within a container is called
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PRESSURE
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What are units of pressure?
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psi (POUNDS PER SQUARE INCH) or Pa (PASCAL)
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What is the metric unit for pressure?
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Pa (PASCAL)
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Which law describes the relationship between pressure and volume?
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BOYLE'S LAW
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Assuming a constant temperature, which will have more pressure, container A containing 5L of gas or container B containing 10L or gas?
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CONTAINER A
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As volume increases, pressure
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DECREASES
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What is the equation for Boyles' law?
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P1V1=P2V2
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