Ahot air balloon is rising upward with a constant speed of 2.50m/s. when the balloon is 3.0 m above the ground, the balloonist drops a compass over the side of the balloon. how much time elapses before the compass hits the ground?
ps. do you mind explaining why you chose a certain formula or why you plugged in certain values?

Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.