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Dan Champoux

on 21 January 2014

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Transcript of Buoyancy

The buoyant fore on an object is equal to the weight of the water it?
a. gravity
b. upward
c. weight
d. displaces
Buoyancy is the _____ force exerted by a gas or a liquid?
Buoyancy decreases the downward pull of _______ on an object.
a. gravity
b. weight
c. pull
d. displacement
When the buoyant force on an object is equal to or greater than its weight, the object_________?
a. upward
b. floats
c. sinks
d. weight
The amount of water pushed aside by an object is called this.
a. volume
b. rises
c. irregularly
d. displacement
Archimedes principle states the amount of weight lost by an object in water equals the ________
of the displaced water.
a. floats
b. weight
c. displacement
d. upward
hydrometer: device used to measure specific gravity.
density: mass per unit of volume
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