Mass
Mass can be defined as the amount of matter in an object [1]. This should not be confused with weight, in fact it represents the measurement of an object's resistance to acceleration in the presence of applied force . The SI unit for mass is kilogram (kg).
References
- ↑ Engineering Toolbox. Mass and Weight National Library of Guidelines. online, Available at: http://www.engineeringtoolbox.com/mass-weight-d_589.html, Accessed 22 October 2012.