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Q: What is the definition of mass?
  • A. The mass of an object is directionless. Therefore it is a scalar quantity.
  • B. Mass can be determined based on chemical equilibrium.
  • C. The mass of an object remains constant at any place and is not affected by the change in height
  • D. The amount of matter contain in an object is called the mass of that object.
Correct Answer: Option D - Mass is defined as the amount of the matter inside a body. All the objects have a matter inside them and the measurement of the matter is the mass.
D. Mass is defined as the amount of the matter inside a body. All the objects have a matter inside them and the measurement of the matter is the mass.

Explanations:

Mass is defined as the amount of the matter inside a body. All the objects have a matter inside them and the measurement of the matter is the mass.