Steam locomotive
device · 1804 · Industrial Revolution
A locomotive with a steam engine; the first was Trevithick’s.
What it is made of
- Watt steam engine — has part. A steam locomotive is driven by a steam engine.
- Wheel — has part. The steam engine turns the driving wheels.
- Crank — has part. Connecting rods and cranks carry the piston stroke to the wheels.
- Flanged wheel — has part. Flanged wheels keep it on the track.
- Railway coupling — has part. A locomotive hooks up its wagons with a coupling.
- Chimney — has part. Smoke from the firebox leaves through the locomotive's chimney.
Principles and materials it uses
- Railway track — uses. It runs on rails.
- Wrought iron — is made of. The boiler is wrought iron.
- Cast iron — is made of. The cylinders and wheels are cast iron.
Where it is used
- Postal service — is used in. Mail trains.
History: what it evolved from and what it influenced
- Diesel locomotive — evolved into. It replaced the steam locomotive.
What it is a kind of
- Rail vehicle — is a kind of. A steam locomotive is a rail machine.
- Stephenson’s Rocket — includes. A steam locomotive.
Things built in a similar way
- Model railway — works like. A model.