A train rolls to a stop along a horizontal track without the conductor applying the brakes. What is the reason this happens?

1 Answer
Steve J.
Mar 9, 2018

Friction causes the train to eventually stop.

Explanation:

A train has a large mass and therefore momentum is large. Friction (the bearings of the axles, air drag, rolling resistance, are 3 examples) is also large.

I hope this helps,
Steve

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