In two-dimensional Cartesian coordinate systems, what unit is used for the vertical axis?
A. x
B. y
C. z
D. any of the above can describe the vertical axis
Answer: B. y
In two-dimensional Cartesian coordinate systems, what unit is used for the vertical axis?
A. x
B. y
C. z
D. any of the above can describe the vertical axis
Answer: B. y