Question

Make the sentence negative and interrogative: She spoke English fluently. We are having a party tomorrow.​

Answer 1

Explanation:

An unbalanced force must be exerted for a rocket to lift off from a launch pad or for a craft in space to change speed or direction (first law). The amount of thrust (force) produced by a rocket engine will be determined by the mass of rocket fuel that is burned and how fast the gas escapes the rocket (second law).