Exam-style question
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Which of the following best captures the principle of relativity?.
- A.All inertial observers will measure the same physical laws.
- B.The laws of physics change when moving at relativistic speeds.
- C.The speed of light is variable in different media.
- D.The mass of an object is independent of its velocity.
Model answer
What a good answer should say
- All inertial observers will measure the same physical laws.
Explanation
Why this works
formula/rule: Principle of relativity – invariance of physical laws in inertial frames; substitution: none; working: none; answer: All inertial observers will measure the same physical laws.; units/conclusion: This statement directly expresses the principle.
Common mistake
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