So after 1 sec, you’re going at 32 ft/s, after 2s you’re going 64 ft/s, 3s you’re going 96 ft/s. Your average speed over each interval would be half your final speed, assuming a nice constant acceleration. So it would take 2.5 s to fall 100 ft, and at the end of 10s (a high, but reasonable definition of ‘few’) you’d…