THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health.
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:
Mass: how much matter is in an object. We measure mass by weighing. (See Weight and Mass to find why weight and mass are different.). These are the most common measurements of mass: 1  Ounces. 2  Pounds.