The diving pool at the London Olympics has to be a minimum depth of 4.5 meters, but the preferred depth is 5 meters (16 feet 4 inches).8 people found this useful.he diving pool at the London Olympics has to be a minimum depth of 4.5 meters, but the preferred depth is 5 meters (16 feet 4 inches). 8 people found this useful.
Positive feedback mechanism. A process whereby an initial change in an atmospheric process will tend to either reinforce the process (positive feedback) or weaken the process (negative feedback). See Feedback mechanism.
Diffen âº Science âº Biology âº Botany. In the process of cross pollination, the pollen is transferred from one plant to another by a pollinator, such as an insect, or by the wind. In self pollination, the plantâs stamen sheds pollen directly onto its own stigma.iffen âº Science âº Biology âº Botany. In the process of cross pollination, the pollen is transferred from one plant to another by a pollinator, such as an insect, or by the wind. In self pollination, the plantâs stamen sheds pollen directly onto its own stigma.