Rocket Flight
Kuvakäsikirjoitus Kuvaus
Rockets are projectiles that can be propelled at a great speed and to a great height or distance using rocket engines. Rocket engines expel exhaust in the opposite direction they travel. All of the propellant used in flight is carried by rockets.
Kuvakäsikirjoitus Teksti
- ROCKETS Rockets are projectiles that can be propelled at a great speed and to a great height or distance using rocket engines. Rocket engines expel exhaust in the opposite direction they travel. All of the propellant used in flight is carried by rockets.
Yli 30 miljoonaa kuvakäsikirjoitusta luotu