Plunge pool softer or fractured rock has been eroded back to a knickpoint, water continues to bombard its base. Because this rock is often less resistant than overlying strata, the water from the higher elevation continues eroding downward until an equilibrium is achieved. A somewhat similar bowl-shaped feature developed by flowing water, as opposed to falling water, is known as a scour hole. These occur both naturally and as a result of bridge building. Plunge pool A plunge pool (or plunge basin or waterfall lake) is a deep depression in a stream bed at the base of a waterfall or shut-in. It
Chute dogging the air when the steer is on the ground. Other falls are called "dog falls," and the competitor must try to let the steer get up and try to get all four legs in the air. The competitor can be disqualified for losing contact with the steer or tripping the steer. It is a timed event, with the time starting at the moment the chute dogger crosses the ten foot line. The steer must be wrestled within 60 seconds. Chute dogging Chute dogging is a rodeo event related to steer wrestling, in which the steer used weighs between . However,