cycle 2 Week 10

The heat from the hot air ballon causes heat current. The heat from the fire causes the ballon fly into the sky and the air of the wind rubbin against the ballon. the ballon takes about an hour to land from the sky to the ground. but it all depends on how high the hot air ballon went into the sky. Somtimes it take longer because of how hight the ballon went into the sky. That is my answers to my question i had .