PI 3ESO 22-23 UD1: TSIOLKOVSKY ROCKET EQUATION
We never know enough, physics are learning. You can read this marvelous article about Tsiolkovsky rocket equation and answer the questions to improve your linguistic competence.
Questions to answer:
1-Who was Konstantin Tsiolkovsky?
2-What inspired him to study rockets?
3-What is the main issue with the rocket equation? Do you understand why is complicated to study it?