Question: what is the difference between dragon and falcon 9?
Answer: The Crew Dragon will be launched atop of Falcon 9, which is a liquid-fueled rocket using liquid oxygen and rocket-grade kerosene (RP-1). ... By contrast, the Crew Dragon is expected to be less shaky. “The Falcon 9 is a liquid-fueled rocket, so the anticipation is that it will be a much smoother ride.”