Question
Question: Rocket engines lift a rocket from the earth surface because hot gas with high velocity...
Rocket engines lift a rocket from the earth surface because hot gas with high velocity
A
Push against the earth
B
Push against the air
C
React against the rocket and push it up
D
Heat up the air which lifts the rocket
Answer
React against the rocket and push it up
Explanation
Solution
It works on the principle of conservation of momentum.