Question:
Which one of the following statements is true?
(a) a scalar quantity is the one that is conserved in a process
(b) a scalar quantity is the one that can never take negative values
(c) a scalar quantity is the one that does not vary from one point to another in space
(d) a scalar quantity has the same value for observers with different orientations of the axes
Solution:
The correct answer is d) a scalar quantity has the same value for observers with different orientations of the axes