You have to describe why/how they happen. 1. A comet in space continues to move without slowing down or slowing up. 2. A large asteroid crashes into the moon. 3. A rocket launches from Earth, leaves

You have to describe why/how they happen. 1. A comet in space continues to move without slowing down or slowing up.2. A large asteroid crashes into the moon.3. A rocket launches from Earth, leaves the atmosphere, and goes into space.4. You are standing in a bus that suddenly stops and you keep moving/falling forward.5. A small asteroid crashes into the moon.