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Vocabulary flashcards related to density, buoyancy, and fluids.
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Density
A measure of the mass per unit volume.
Volume
The amount of space an object occupies.
Mass
A measure of the amount of matter in an object or substance.
Displace
To take up the space of.
Characteristic Property
A property of a substance that is always the same whether the sample is large or small.
Buoyancy
The upward force that all fluids exert on objects.
Swim Bladder
An internal gas-filled organ that contributes to the ability of a fish to control its buoyancy.
Ballast Tanks
Compartments within a ship or submarine that take in water to increase stability or allow the vessel to submerge.
Weight
The measure of the force of gravity on an object.