How Do Trains Work?

How Do Trains Work? — page 1 — Here Comes the Train wooo wooo A horn blows as a train nears a road A bell rings A gate with flashing lights lowers across the road Cars stop when a train rumbles past I n

How Do Trains Work? — page 2 — A sensor is on the tracks near the road The train's steel wheels connect to each other with a steel bar When the train's wheels pass over the sensor they complete a circuit This is a and train

How Do Trains Work? — page 3 — Electricity flows through the circuit It sends a signal to lower the crossing gate The signal turns on the flashing lights and bells These flashing lights tell drivers a train is coming OO OO

How Do Trains Work? — page 4 — Do you see where these train cars are hooked together This long train has one hundred cars Hooks between each car join them together The train weighs 12 million pounds 5 4 million kilograms That is heavier than twelve jumbo jets said

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