Rocket
device · 1232 · Middle Ages
A vehicle driven by jet thrust; gunpowder rockets came from China.
What it is made of
- Rocket tube — has part. The tube in which the charge burns.
- Black powder charge — has part. Fuel that produces a jet when burned.
- De Laval nozzle — has part. A narrowing at the outlet accelerates the gases and increases thrust.
- Rocket fins — has part. Tail feathers or a stick keep the rocket on course.
Principles and materials it uses
- Reaction force — uses. A rocket moves by reaction force.
- Gunpowder — uses. The first rockets were powered by gunpowder.
- Paper — is made of. The first rockets were paper tubes filled with gunpowder.
Where it is used
- Launch complex — is used in. Launching rockets.
History: what it evolved from and what it influenced
- Liquid-propellant rocket engine — evolved into. Goddard switched to liquid fuel.
- Fireworks — evolved from. Chinese gunpowder rockets grew out of pyrotechnics.
- Solid rocket motor — evolved into. Gunpowder rockets.
- Guided missile — evolved into. A rocket with guidance.
What it is a kind of
- Multistage rocket — includes. A multistage rocket is a rocket that drops its empty tanks on the way.