Physics Force & Motion BUMHS 2024
PMDC Verified Question 23 of 137
A set of coordinate axes in which measurements are made is called:
A
Cartesian coordinates
B
Rectangular coordinates
C
Spherical coordinates
D
Frame of reference
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option D: Frame of reference
Concept:

The overarching physical terminology for an observation platform.

Solution:

  • In physics, you cannot measure position or velocity in a vacuum; you must attach your ruler and clock to a specific, defined viewpoint.


  • A coordinate system (like x, y, z axes) combined with a synchronized clock constitutes a "Frame of Reference".


  • It is the foundational stage upon which all kinematic measurements are mathematically evaluated.


Why other options are incorrect:

Cartesian, rectangular, and spherical describe specific mathematical geometry types of coordinates, but the physical concept defining the measurement space itself is strictly the Frame of Reference.

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