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Keeping Us in Line: Train Tracks - How Trains Work ...
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Keeping Us in Line: Train Tracks - How Trains Work ...
Website URL:
http://science.howstuffworks.com/transport/engines-equipment/train2.htm
Category:
Rocks, Fossils, Minerals- gtCrystals
How Trains Work. by ... Railroad tracks guide the train, ... A switch also can change a train's direction like moving it from a north-south track to an east-west one.
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