The Incredible Hulk Roller Coaster at Islands of Adventure Orlando goes from zero to forty miles per hour in two seconds but how fast is it the rest of the ride?

It goes from 0 mph to 80 mph in 1.8 seconds Acceleration = change in speed/time taken = (80 - 0)/1.8 mph per second = 44.4 mph per sec

44739 mph

The total height is 110 feet.

213 miles per second = 766,800 mph

Two mph = 3,520 yards per hour.