An electrician timed a box traveling over a conveyor and measured 25 sec to travel 30 feet. if the gearbox ratio is 20: 1 and the driver drum is 24", what is the rpm of the motor?

The arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s . 1.) a. precipitation b. water vapor c. icy debris 2.) a. gravitational compression b. biochemical cycling c. radiogenic heating 3.) a, gravity b. magnetic field c. heat energy for plato