You throw a baseball at 15 m/s toward the North, on a train travelling at a velocity of 10 m/s toward the North. Your friend watches you do this from a train travelling 12 m/s toward the North. How fast does she see the the baseball travel? O 13 m/s [S] O 13 m/s [N] O 37 m/s [N] O 25 m/s [N] 4

You throw a baseball at 15 m/s toward the North, on a train travelling at a velocity of 10 m/s toward the North. Your friend watches you do this from a train travelling 12 m/s toward the North. How fast does she see the the baseball travel? O 13 m/s [S] O 13 m/s [N] O 37 m/s [N] O 25 m/s [N] 4

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter5: Relativity

Section: Chapter Questions

Problem 39P: A man standing still at a train station watches two boys throwing a baseball in a moving train....

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Question

You throw a baseball at 15 m/s toward the North, on a train travelling at a velocity of 10 m/s toward the North. Your friend
watches you do this from a train travelling 12 m/s toward the North. How fast does she see the the baseball travel?
O 13 m/s [S]
O 13 m/s [N]
O 37 m/s [N]
O 25 m/s [N]
4

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