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17 ) Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard length unit. [2-md4] Local/National Standards:
Matter is defined as anything that occupies space and has mass. Mass is a measure of an object's inertia. It is proportional to weight: the more mass an object has, the more weight it has.However, mass is not the same as weight.Weight is a force created by the action of gravity on a substance while mass is a measure of an object's resistance to change in motion.atter is defined as anything that occupies space and has mass. Mass is a measure of an object's inertia. It is proportional to weight: the more mass an object has, the more weight it has.