Juggling in an Elevator

October 30, 2010

Once it has finished its initial acceleration, and has reached its steady speed of about 30ft/sec, you can juggle in a descending¬† elevator just like you would standing on the floor waiting for the elevator. Seen from outside, your upward toss of maybe 15ft/sec would be revealed as not an upward toss, but a reduction in how fast the ball is descending, but from inside the elevator, it still looks like an upward toss. Looking at inflation only from the perspective of consumer prices can lead us to a similar deception. Read the rest of this entry »