A.5.1 - Inertial Frames of Reference
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Practice Questions
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Define an inertial frame of reference.
💡 Hint: Think about what happens when no external forces are acting.
What is time dilation?
💡 Hint: Consider how speed might impact time.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What defines an inertial frame of reference?
💡 Hint: Remember Newton's first law!
True or False: Length contraction occurs at lower speeds than the speed of light.
💡 Hint: Think about when relativistic effects come into play.
2 more questions available
Challenge Problems
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Calculate the time dilation for a spaceship moving at 80% the speed of light for a trip of 5 years in its frame. What would a stationary observer note?
💡 Hint: Use the time dilation formula and remember to square the speed!
Two observers are moving towards each other at 70% the speed of light. Calculate their combined relativistic momentum based on an object's mass of 2 kg with respect to one observer.
💡 Hint: Consider the formula for relativistic momentum!
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