volume:the amount of space an objects takes up.
weight:a measure of the force of gravity betwwen Earth and an object.
density:a measure of how tighly packed matter is ;the amount of mass contained in a given volume.
bouyancy:the upward push on an object by the liquid the object is placed in.
conduct: allow heat or electricity to flow through readily.
insulate:not allow heat or electricity to flow through readily
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