Rocket engine exhaust is formed entirely from propellants carried within the rocket before use.

Rocket engines work by action and reaction.

Rocket engines push rockets forward simply by throwing their exhaust backwards extremely fast.

WHILE COMPARATIVELY INEFFICIENT FOR LOW SPEED USE, ROCKETS ARE RELATIVELY LIGHTWEIGHT AND POWERFUL.

Rockets are not reliant on the atmosphere and work very well in space.

Rockets for military and recreational uses date back to at least 13th century China.

Chemical rockets store a large amount of energy in an easily released form, and CAN BE dangerous

Rockets are now used for fireworks, weaponry, ejection seats, AND LAUNCH.

Rocket technology was first known to Europeans following its use by the Mongols Genghis.

Missiles have four system components.

Missiles come in types adapted for different purposes.

All known existing missiles HAVE JET EGINES.

] Non-self-propelled airborne explosive devices are generally referred to as shells.

The word missile comes from the Latin verb mittere, meaning "to send".

A powered, guided munition that travels through the air or space is known as a missile.

A TYPE OF MISSILE IS A BALLISTIC MISSILE.

A ballistic missile (BM) is a a missile that has a ballistic trajectory over most of its flight path.

Ballistic missiles are categorized according to their range AND the maximum distance