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1. How do the brakes on a train work?
2. How do the gate arms at highway-rail crossings know when to come down? Does the speed of the train make a difference when they come down?
3. How do the signals along the track work? Are they like traffic lights?
4. How fast does the train travel?
5. How many stations are there?
6. I live near a quiet zone. Sometimes I hear the train whistle. Why does that happen?
7. Is there security on the trains?
8. What does Positive Train Control (PTC) do?
9. What’s the difference between an Engineer and a Conductor?
10. Would the train run out of control if the engineer had a medical emergency and lost consciousness?