Differences in position in 2 very similar circumstances

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SUMMARY

The discussion centers on the physics of motion as it relates to jumping on a moving train. When a person jumps from the top of a moving train, they land behind their original position due to the influence of air resistance and the train's forward momentum. In contrast, jumping inside the train results in landing at the same spot because both the person and the train share the same velocity. This illustrates the principles of relative motion and inertia.

PREREQUISITES
  • Understanding of basic physics concepts such as inertia and relative motion
  • Familiarity with the effects of air resistance on moving objects
  • Knowledge of Newton's laws of motion
  • Basic comprehension of how velocity affects movement in different frames of reference
NEXT STEPS
  • Research the principles of inertia and how they apply to moving objects
  • Study the effects of air resistance on various shapes and sizes of objects
  • Learn about Newton's laws of motion and their practical applications
  • Explore the concept of relative motion in different reference frames
USEFUL FOR

This discussion is beneficial for physics students, educators, and anyone interested in understanding the dynamics of motion in different environments.

extremcurious
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I recently read in a book that if i am standing on the top of a moving train and i jump in the air i will land behind my original position. But if i am inside the train and i jump i will land exactly where i was originally! Is this true?? And if it is, then why does this happen?
 
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extremcurious said:
I recently read in a book that if i am standing on the top of a moving train and i jump in the air i will land behind my original position. But if i am inside the train and i jump i will land exactly where i was originally! Is this true?? And if it is, then why does this happen?

Think "air resistance". What is the difference between you riding in a car with all the windows up, and opening a window and sticking your hand out?

Zz.
 
Wow, it was that simple! I was thinking too much. Thanks for helping
 

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