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A beaker. Simply fill the beaker with a known quantity of liquid. Drop the object into the beaker, and measure the difference in the fluid levels.
"What do you measure (when) you measure..." ? When you measure an object's temperature, you are measuring the amount of heat the object emits (gives off). There is no such thing as cold, only the absence of heat.
You cannot convert cm3 to moles. They do not measure the same quantity. Cubic centimeters measure volume (the amount of space an object takes up) and moles measure the amount of a substance. The mole is one of the seven fundamental SI units, whereas cubic centimeters is a derived unit.
Volume of an object is a measure of the space occupied by objects.
A physical quantity is a number of object(s) that are tangible objects. A number doesn't have to represent any specific quantity of items, but rather just a quantity in an equation. Phsyical quantity: 5 chairs, 2 apples