In glissade forward and glissade back, the foot that pushes off
the floor must also come in toward the center line so both pointes are on the center line.
The way he sprints down the runway, plants the pole, inverts his body, pushes off
the pole and tucks over the bar is an entirely different routine from last year's, and no less a turnabout than if Tiger Woods changed his grip and stance, going for a longer distance off the tee.
At the approach of an edible sea creature, the batfish pushes off
with leglike pectoral fins and sucks up its supper.
The TB executes a quick jab step and head-shoulder fake toward the strongside and then pushes off
with his strongside foot.
Photo: Jeff Rouse of the United States pushes off
at the st art of the men's 100 meters backstroke final.