frog kick การใช้

• The leg movement was the frog kick.
• Scissor kick and frog kick are intermediate.
• He and Counsilman invented the " whip kick " to replace the frog kick, previously used in the breaststroke.
• The Frogs kick off their 1997 football campaign on the road against the Jayhawks ( 1-0 ) in a nonconference matchup.
• He competed during the transition time, when breaststroke swimmers were allowed to combine and swimming the butterfly arm stroke with the usual frog kick.
• The dolphin and flutter kicks can be efficiently performed without interruption, but the frog kick must allow a low drag glide period or energy will be wasted.
• The frog kick pushes water backwards, and to a lesser degree upwards, rather than backwards with alternating up and down component, as with the flutter kick and dolphin kick also used by divers.
• The leg movement, colloquially known as the " frog kick " or " whip kick ", consists of two phases : bringing the feet into position for the thrust phase and the insweep phase.
• During the course of alternating stages of daytime and nighttime humidity, the awns'pumping movements, which resemble a swimming frog kick, will drill the spikelet as much as an inch or more into the soil.
• Later they were nicknamed " " Uomini Rana " ", Italian for " frog men ", because of an underwater swimming frog kick style, similar to that of frogs, or because their fins looked like frog's feet.
• Modified styles of flutter and frog kick can be used to reduce down-flow of water which can disturb silt and reduce visibility, and are used when finning close to silty surfaces, such as inside caves and wrecks, or near the bottom of quarries, dams, lakes and some harbours.
• The kick is sometimes referred to as a " frog kick " because of the resemblance to the movement of a frog's hind legs; however, when done correctly it is more of a " whip kick " due to the whip-like motion that moves starting at the core down through the legs.